diff --git a/app/controllers/course/forum/index.php b/app/controllers/course/forum/index.php
index f2c6de7913d32375e7b597f307bc85e448924a38..bb1b49cb25e43bcea34a7c294798ee687b106f9f 100644
--- a/app/controllers/course/forum/index.php
+++ b/app/controllers/course/forum/index.php
@@ -334,17 +334,6 @@ class Course_Forum_IndexController extends ForumController
     /* * * *   P O S T I N G - A C T I O N S     * * * */
     /* * * * * * * * * * * * * * * * * * * * * * * * * */
 
-    /**
-     * this action renders a preview of the submitted text
-     */
-    function preview_action() {
-        if (Request::isXhr()) {
-            $this->render_text(formatReady(Request::get('posting')));
-        } else {
-            $this->render_text(ForumEntry::getContentAsHtml(Request::get('posting')));
-        }
-    }
-
     /**
      * Add a new entry. Has a simple spambot protection and checks
      * the parent_id to add the entry to, throwing an exception if missing.
diff --git a/app/controllers/messages.php b/app/controllers/messages.php
index 417a721c94fe5a8a16e0869d9850585416f463e4..162083b51e8c8152e48f38e906cbd1134a8574a4 100644
--- a/app/controllers/messages.php
+++ b/app/controllers/messages.php
@@ -438,13 +438,7 @@ class MessagesController extends AuthenticatedController {
                         }
                     }
                     $message .= "\n\n";
-                    if (Studip\Markup::editorEnabled()) {
-                        $message = Studip\Markup::markupToHtml($message, false) . Studip\Markup::markupToHtml($old_message['message']);
-                    } else if (Studip\Markup::isHtml($old_message['message'])) {
-                        $message .= Studip\Markup::removeHtml($old_message['message']);
-                    } else {
-                        $message .= $old_message['message'];
-                    }
+                    $message = Studip\Markup::markupToHtml($message, false) . Studip\Markup::markupToHtml($old_message['message']);
                     $this->default_message['message'] = $message;
                 }
                 $this->default_message['subject'] = mb_substr($old_message['subject'], 0, 4) === "RE: " ? $old_message['subject'] : "RE: ".$old_message['subject'];
@@ -492,13 +486,7 @@ class MessagesController extends AuthenticatedController {
                     }
                 }
                 $message .= "\n\n";
-                if (Studip\Markup::editorEnabled()) {
-                    $message = Studip\Markup::markupToHtml($message, false) . Studip\Markup::markupToHtml($old_message['message']);
-                } else if (Studip\Markup::isHtml($old_message['message'])) {
-                    $message .= Studip\Markup::removeHtml($old_message['message']);
-                } else {
-                    $message .= $old_message['message'];
-                }
+                $message = Studip\Markup::markupToHtml($message, false) . Studip\Markup::markupToHtml($old_message['message']);
                 if ($old_message->getNumAttachments()) {
                     //there is at least one attachment: we must copy it
                     $old_attachment_folder = MessageFolder::findTopFolder($old_message->id);
@@ -534,11 +522,7 @@ class MessagesController extends AuthenticatedController {
             }
         }
         if (Request::get('default_body')) {
-            if (Studip\Markup::editorEnabled()) {
-                $this->default_message['message'] = Studip\Markup::markupToHtml(Request::get("default_body"));
-            } else {
-                $this->default_message['message'] = Studip\Markup::removeHtml(Request::get("default_body"));
-            }
+            $this->default_message['message'] = Studip\Markup::markupToHtml(Request::get("default_body"));
         }
         if (Request::get('default_subject')) {
             $this->default_message['subject'] = Request::get("default_subject");
@@ -550,11 +534,8 @@ class MessagesController extends AuthenticatedController {
             $this->show_adressees = null;
         }
         if (trim($settings['sms_sig'])) {
-            if (Studip\Markup::editorEnabled()) {
-                $sms_sig = Studip\Markup::markAsHtml('<br><br><hr>' . Studip\Markup::markupToHtml($settings['sms_sig']) . '<br><br>');
-            } else {
-                $sms_sig =  "\n\n--\n" . $settings['sms_sig'] . "\n\n";
-            }
+            $sms_sig = Studip\Markup::markAsHtml('<br><br><hr>' . Studip\Markup::markupToHtml($settings['sms_sig']) . '<br><br>');
+
             if ($forward_message || $quoted_message) {
                 $this->default_message['message'] = $sms_sig . $this->default_message['message'];
             } else {
@@ -909,13 +890,6 @@ class MessagesController extends AuthenticatedController {
         $this->render_nothing();
     }
 
-    public function preview_action()
-    {
-        if (Request::isXhr()) {
-            $this->render_text(formatReady(Request::get('text')));
-        }
-    }
-
     public function delete_tag_action()
     {
         CSRFProtection::verifyUnsafeRequest();
diff --git a/app/controllers/settings/general.php b/app/controllers/settings/general.php
index 8b6ef0edfb9a68f63ee8f0ac063dbbac72153076..734cca1a796cf3661db783cb2aa4cb0022957ba5 100644
--- a/app/controllers/settings/general.php
+++ b/app/controllers/settings/general.php
@@ -70,10 +70,6 @@ class Settings_GeneralController extends Settings_SettingsController
             $this->config->store('RESOURCES_CONFIRM_PLAN_DRAG_AND_DROP', Request::int('resources_confirm_plan_drag_and_drop'));
         }
 
-        if (Config::get()->WYSIWYG) {
-            $this->config->store('WYSIWYG_DISABLED', !Request::int('wysiwyg_enabled'));
-        }
-
         if (Request::int('personal_notifications_activated')) {
             PersonalNotifications::activate($this->user->id);
         } else {
diff --git a/app/views/admin/accessibility_info_text/index.php b/app/views/admin/accessibility_info_text/index.php
index c236099ccbec1530435c4c2fedb7ea0af30c39e6..f2e46ff103b052715524ac1d5cdd019127536289 100644
--- a/app/views/admin/accessibility_info_text/index.php
+++ b/app/views/admin/accessibility_info_text/index.php
@@ -8,7 +8,7 @@
                 <?= _('Die angegebene Information wird im Datei-Hochladen-Dialog unter der Checkbox angezeigt.') ?>
             </label>
             <?= I18N::textarea('accessbility_info_text', Config::get()->ACCESSIBILITY_INFO_TEXT,
-                ['class' => 'add_toolbar wysiwyg', 'data-editor' => 'toolbar=small']) ?>
+                ['class' => 'wysiwyg', 'data-editor' => 'toolbar=small']) ?>
         </section>
     </fieldset>
 
diff --git a/app/views/course/feedback/_new_edit_feedback_form.php b/app/views/course/feedback/_new_edit_feedback_form.php
index b5268c0a4678f84bf032315452bb9cf08fe83270..224cd11e3f25cdc028f0e6a2e438078f81f5bd55 100644
--- a/app/views/course/feedback/_new_edit_feedback_form.php
+++ b/app/views/course/feedback/_new_edit_feedback_form.php
@@ -9,7 +9,7 @@
     </label>
     <label>
         <?= _('Beschreibung') ?>
-        <textarea name="description" class="add_toolbar wysiwyg"
+        <textarea name="description" class="wysiwyg"
             placeholder="<?= _('Optionale Beschreibung') ?>"><?= wysiwygReady($feedback->description); ?></textarea>
     </label>
     <label>
diff --git a/app/views/course/forum/index/_new_entry.php b/app/views/course/forum/index/_new_entry.php
index 64f1c142c0d5f67927fc9b71014044d67e1b5074..62f0dc46751ab1544dadaa32eac3691934fb54db 100644
--- a/app/views/course/forum/index/_new_entry.php
+++ b/app/views/course/forum/index/_new_entry.php
@@ -34,7 +34,7 @@
                 <? endif; ?>
 
                 <label>
-                    <textarea class="add_toolbar wysiwyg size-l" data-textarea="new_entry" name="content" required tabindex="3"
+                    <textarea class="wysiwyg size-l" data-textarea="new_entry" name="content" required tabindex="3"
                         placeholder="<?= _('Schreiben Sie hier Ihren Beitrag.') ?>"></textarea>
                 </label>
 
@@ -52,16 +52,11 @@
                 <?= Studip\LinkButton::createCancel(_('Abbrechen'), '', [
                     'onClick' => "return STUDIP.Forum.cancelNewEntry();",
                     'tabindex' => '4']) ?>
-
-                <?= Studip\LinkButton::create(_('Vorschau'), "javascript:STUDIP.Forum.preview('new_entry', 'new_entry_preview');", ['tabindex' => '5', 'class' => 'js']) ?>
             </footer>
 
             <input type="hidden" name="parent" value="<?= $topic_id ?>">
             <input type="text" name="nixda" style="display: none;">
             <?= CSRFProtection::tokenTag() ?>
         </form>
-
-        <?= $this->render_partial('course/forum/index/_preview', ['preview_id' => 'new_entry_preview']) ?>
-        <br>
     </div>
 </script>
diff --git a/app/views/course/forum/index/_post.php b/app/views/course/forum/index/_post.php
index d21b4ef508f2edf2d4ba68876c2fb2291b7a4323..f6e3696293933f94e5948d5a11ccb6684459413a 100644
--- a/app/views/course/forum/index/_post.php
+++ b/app/views/course/forum/index/_post.php
@@ -86,7 +86,7 @@
         <!-- Postinginhalt -->
         <div class="content">
             <span data-edit-topic="<?= $post['topic_id'] ?>" <?= $edit_posting == $post['topic_id'] ? '' : 'style="display: none;"' ?>>
-                <textarea data-textarea="<?= $post['topic_id'] ?>" data-reset="<?= wysiwygReady($post['content_raw']) ?>" name="content" class="add_toolbar wysiwyg"><?= wysiwygReady($post['content_raw']) ?></textarea>
+                <textarea data-textarea="<?= $post['topic_id'] ?>" data-reset="<?= wysiwygReady($post['content_raw']) ?>" name="content" class="wysiwyg"><?= wysiwygReady($post['content_raw']) ?></textarea>
             </span>
 
             <span data-show-topic="<?= $post['topic_id'] ?>" data-topic-content="<?= $post['topic_id'] ?>" <?= $edit_posting != $post['topic_id'] ? '' : 'style="display: none;"' ?>>
@@ -106,8 +106,6 @@
 
             <?= Studip\LinkButton::createCancel(_('Abbrechen'), $controller->link_for('course/forum/index/index/'. $post['topic_id'] .'#'. $post['topic_id']),
                 ['onClick' => "STUDIP.Forum.cancelEditEntry('". $post['topic_id'] ."'); return false;"]) ?>
-
-            <?= Studip\LinkButton::create(_('Vorschau'), "javascript:STUDIP.Forum.preview('". $post['topic_id'] ."', 'preview_". $post['topic_id'] ."');") ?>
         </span>
 
         <span data-show-topic="<?= $post['topic_id'] ?>" <?= $edit_posting != $post['topic_id'] ? '' : 'style="display: none;"' ?>>
@@ -262,5 +260,3 @@
     <div class="clear"></div>
 </div>
 </form>
-
-<?= $this->render_partial('course/forum/index/_preview', ['preview_id' => 'preview_' . $post['topic_id']]) ?>
diff --git a/app/views/course/forum/index/_preview.php b/app/views/course/forum/index/_preview.php
deleted file mode 100644
index e39f621bd215b0af619a1fe719bb7ae91d915cb2..0000000000000000000000000000000000000000
--- a/app/views/course/forum/index/_preview.php
+++ /dev/null
@@ -1,11 +0,0 @@
-<div class="posting bg2" style="margin-bottom: 20px; display: none; position: relative; text-align: left;">
-    <span class="title" style="padding-left: 5px; font-weight: bold">
-        <?= _('Vorschau ihres Beitrags:') ?> (<?= _('Vergessen Sie nicht, ihren Beitrag zu speichern!')?>)
-        <br><br>
-    </span>
-    
-    <?= Icon::create('decline', 'attention', ['title' => _('Vorschaufenster schließen')])->asImg(16, ["style" => 'position: absolute; top: 5px; right: 5px; cursor: pointer;', "onClick" => 'jQuery(this).parent().hide();']) ?>
-
-    <div class="postbody" id="<?= $preview_id ?>"></div>
-    <br style="clear: both">
-</div>
\ No newline at end of file
diff --git a/app/views/course/lti/edit.php b/app/views/course/lti/edit.php
index 1812bf25397ad282afb5fe9c26123489e9cee126..0131e05eacb32671575d1a9ca2f875c11971970b 100644
--- a/app/views/course/lti/edit.php
+++ b/app/views/course/lti/edit.php
@@ -21,7 +21,7 @@
 
         <label>
             <?= _('Beschreibung') ?>
-            <textarea name="description" class="add_toolbar wysiwyg"><?= wysiwygReady($lti_data->description) ?></textarea>
+            <textarea name="description" class="wysiwyg"><?= wysiwygReady($lti_data->description) ?></textarea>
         </label>
 
         <label>
diff --git a/app/views/course/scm/edit.php b/app/views/course/scm/edit.php
index 87ad30f046e6a51628a7cc32c53eb0695eaa0680..3146dffdec735c2293fd005fe1692ec0a218b227 100644
--- a/app/views/course/scm/edit.php
+++ b/app/views/course/scm/edit.php
@@ -37,7 +37,7 @@
         <label>
             <?= _('Inhalt') ?>
             <?= I18N::textarea('content', $scm->content, [
-                'class' => 'add_toolbar wysiwyg size-l',
+                'class' => 'wysiwyg size-l',
             ]) ?>
         </label>
     </fieldset>
diff --git a/app/views/course/topics/edit.php b/app/views/course/topics/edit.php
index 0faa486ce71c87f2fcc668cf90634e31475cbdb9..a6b897ea6ae318da5188e58035cb82719ed373d1 100644
--- a/app/views/course/topics/edit.php
+++ b/app/views/course/topics/edit.php
@@ -18,7 +18,7 @@
             <?= _("Beschreibung") ?>
 
             <?= I18N::textarea('description', $topic->description, [
-                'class' => 'add_toolbar wysiwyg size-l',
+                'class' => 'wysiwyg size-l',
             ]) ?>
         </label>
 
diff --git a/app/views/fachabschluss/abschluesse/abschluss.php b/app/views/fachabschluss/abschluesse/abschluss.php
index df1a90a9241e6fe20d8dbbc9d63d17b97775b868..40f4fa2ddf8a76d0a7592032bec3b3505bbbfdb0 100644
--- a/app/views/fachabschluss/abschluesse/abschluss.php
+++ b/app/views/fachabschluss/abschluesse/abschluss.php
@@ -14,7 +14,7 @@
         </label>
         <label>
             <?= _('Beschreibung') ?>
-            <?= MvvI18N::textarea('beschreibung', $abschluss->beschreibung, ['class' => 'add_toolbar ui-resizable wysiwyg'])->checkPermission($abschluss) ?>
+            <?= MvvI18N::textarea('beschreibung', $abschluss->beschreibung, ['class' => 'wysiwyg'])->checkPermission($abschluss) ?>
     </fieldset>
     <fieldset>
         <legend><?= _('Abschluss-Kategorie wählen') ?></legend>
diff --git a/app/views/fachabschluss/faecher/fach.php b/app/views/fachabschluss/faecher/fach.php
index 40a65aae8b402c6b9d9f343f800592f5919af4f3..448f5659431a7cb4fdca81321f36ea5000c253df 100644
--- a/app/views/fachabschluss/faecher/fach.php
+++ b/app/views/fachabschluss/faecher/fach.php
@@ -19,7 +19,7 @@
         </label>
         <label>
             <?= _('Beschreibung') ?>
-            <?= MvvI18N::textarea('beschreibung', $fach->beschreibung, ['class' => 'add_toolbar ui-resizable wysiwyg'])->checkPermission($fach) ?>
+            <?= MvvI18N::textarea('beschreibung', $fach->beschreibung, ['class' => 'wysiwyg'])->checkPermission($fach) ?>
         </label>
     </fieldset>
 
@@ -86,10 +86,10 @@
         <label><?= _('Schlagworte') ?>
             <? if ($perm->haveFieldPerm('schlagworte')) : ?>
                 <textarea cols="60" rows="5" name="schlagworte" id="schlagworte"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($fach->schlagworte) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($fach->schlagworte) ?></textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="schlagworte" id="schlagworte"
-                          class="ui-resizable"><?= htmlReady($fach->schlagworte) ?></textarea>
+                          ><?= htmlReady($fach->schlagworte) ?></textarea>
             <? endif; ?>
             <?= _('Hier können zusätzlich Schlagworte angegeben werden, die in der Suche berücksichtigt werden.') ?>
         </label>
diff --git a/app/views/fachabschluss/kategorien/kategorie.php b/app/views/fachabschluss/kategorien/kategorie.php
index 2fa9efa846f74ee31a49eca9344311295b205db9..1fb3cf19bd9a9b8d5afe5f0f26c99274d64edba6 100644
--- a/app/views/fachabschluss/kategorien/kategorie.php
+++ b/app/views/fachabschluss/kategorien/kategorie.php
@@ -30,7 +30,7 @@
                 <?= _('Beschreibung') ?>
                 <?= MvvI18N::textarea(
                     'beschreibung',
-                    $abschluss_kategorie->beschreibung, ['class' => 'add_toolbar ui-resizable wysiwyg']
+                    $abschluss_kategorie->beschreibung, ['class' => 'wysiwyg']
                 )->checkPermission($abschluss_kategorie) ?>
             </label>
     </fieldset>
diff --git a/app/views/file/suggest_oer.php b/app/views/file/suggest_oer.php
index 2d5a6da321a2b2dde0403a8e6110cd6f90e0ea44..977b93395602b35c654f1b72778ea8a99667022f 100644
--- a/app/views/file/suggest_oer.php
+++ b/app/views/file/suggest_oer.php
@@ -8,7 +8,7 @@
         <p><?= _('Schreiben Sie der Autorin/dem Autoren:') ?></p>
 
         <label for="additional_text">
-            <textarea   class = "add_toolbar wysiwyg"
+            <textarea   class = "wysiwyg"
                         name  = "additional_text"
                         id    = "additional_text"
                         rows  = "3"
diff --git a/app/views/lvgruppen/lvgruppen/lvgruppe.php b/app/views/lvgruppen/lvgruppen/lvgruppe.php
index 372698742f8729893bd5c59043952b8f2a48c337..b1bee81c3229f0c5489cd6040847cce048f010a0 100644
--- a/app/views/lvgruppen/lvgruppen/lvgruppe.php
+++ b/app/views/lvgruppen/lvgruppen/lvgruppe.php
@@ -11,7 +11,7 @@
         </label>
         <label>
             <?= _('Alternativtext') ?>
-            <?= MvvI18N::textarea('alttext', $lvgruppe->alttext, ['class' => 'add_toolbar ui-resizable wysiwyg'])->checkPermission($lvgruppe) ?>
+            <?= MvvI18N::textarea('alttext', $lvgruppe->alttext, ['class' => 'wysiwyg'])->checkPermission($lvgruppe) ?>
         </label>
     </fieldset>
     <footer data-dialog-button>
diff --git a/app/views/messages/write.php b/app/views/messages/write.php
index 2b2d06d2319a131ffd582b9ea16e23e9506e0f21..c170572c532da7e8fcdb7a7bbee373c5e4171b43 100644
--- a/app/views/messages/write.php
+++ b/app/views/messages/write.php
@@ -60,7 +60,7 @@
     <div>
         <label>
             <?= _("Nachricht") ?>
-            <textarea name="message_body" class="add_toolbar wysiwyg"><?= wysiwygReady($default_message['message'],false) ?></textarea>
+            <textarea name="message_body" class="wysiwyg"><?= wysiwygReady($default_message['message'],false) ?></textarea>
         </label>
     </div>
     <div>
@@ -88,15 +88,6 @@
                     <strong><?= _("Optionen") ?></strong>
                 </a>
             </li>
-            <? if (!\Studip\Markup::editorEnabled()) : ?>
-            <li>
-                <a href="" onClick="STUDIP.Messages.toggleSetting('preview'); STUDIP.Messages.previewComposedMessage(); return false;">
-                    <?= Icon::create('visibility-visible', 'clickable')->asImg(40) ?>
-                    <br>
-                    <strong><?= _("Vorschau") ?></strong>
-                </a>
-            </li>
-            <? endif ?>
         </ul>
     </div>
 
@@ -165,13 +156,6 @@
     </div>
     </fieldset>
 
-    <? if (!\Studip\Markup::editorEnabled()) : ?>
-    <div id="preview" style="display: none;">
-        <?= _("Vorschau") ?>
-        <p class="message_body"></p>
-    </div>
-    <? endif ?>
-
     <footer data-dialog-button>
         <?= Studip\Button::createAccept(_('Abschicken'), null, ['onclick' => "STUDIP.Messages.checkAdressee();"]) ?>
         <?= Studip\LinkButton::createCancel(_('Abbrechen'), $controller->url_for('messages')) ?>
diff --git a/app/views/module/module/lvgruppe.php b/app/views/module/module/lvgruppe.php
index 5dd1d178208eb6bf22ab0c97cf8c22ac1629d4f8..fd6c6ac4d3ec2b9b28a1f1f85c2c219b55124a2a 100644
--- a/app/views/module/module/lvgruppe.php
+++ b/app/views/module/module/lvgruppe.php
@@ -13,7 +13,7 @@
                     id="name" type="text" name="name" value="<?= htmlReady($lvgruppe->name) ?>" size="50">
         </label>
         <label><?= _('Alternativtext') ?>
-            <?= MvvI18N::textarea('alttext', $lvgruppe->alttext, ['class' => 'add_toolbar resizable'])->checkPermission($lvgruppe) ?>
+            <?= MvvI18N::textarea('alttext', $lvgruppe->alttext, ['class' => 'resizable'])->checkPermission($lvgruppe) ?>
     </fieldset>
     <footer data-dialog-button>
         <? if ($lvgruppe->isNew()) : ?>
diff --git a/app/views/module/module/modul.php b/app/views/module/module/modul.php
index af6b3e7ab46dbaeb070d51425e471b3514754438..ba76e33eae49522b40460e7c2f84a00c4251bed0 100644
--- a/app/views/module/module/modul.php
+++ b/app/views/module/module/modul.php
@@ -241,9 +241,9 @@ if ($GLOBALS['MVV_MODUL']['SPRACHE']['default'] != $display_language) {
             <? endforeach; ?>
             <label id="mvv-field-modul-kommentar_status"><?= _('Kommentar') ?>
                 <? if ($perm->haveFieldPerm('kommentar_status', MvvPerm::PERM_WRITE)): ?>
-                <textarea cols="60" rows="5" name="kommentar_status" id="kommentar_status" class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($modul->kommentar_status) ?></textarea>
+                <textarea cols="60" rows="5" name="kommentar_status" id="kommentar_status" class="wysiwyg"><?= htmlReady($modul->kommentar_status) ?></textarea>
                 <? else : ?>
-                <textarea readonly cols="60" rows="5" name="kommentar_status" id="kommentar_status" class="ui-resizable"><?= htmlReady($modul->kommentar_status) ?></textarea>
+                <textarea readonly cols="60" rows="5" name="kommentar_status" id="kommentar_status"><?= htmlReady($modul->kommentar_status) ?></textarea>
                 <? endif; ?>
             </label>
         <? else : ?>
@@ -430,9 +430,9 @@ if ($GLOBALS['MVV_MODUL']['SPRACHE']['default'] != $display_language) {
         </section>
         <label id="mvv-field-modul-kommentar_kapazitaet"><?= _('Kommentar') ?>
         <? if($perm_d->haveFieldPerm('kommentar_kapazitaet', MvvPerm::PERM_WRITE)): ?>
-            <textarea cols="60" rows="5" name="kommentar_kapazitaet" id="kommentar_kapazitaet" class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kommentar_kapazitaet) ?></textarea>
+            <textarea cols="60" rows="5" name="kommentar_kapazitaet" id="kommentar_kapazitaet" class="wysiwyg"><?= htmlReady($deskriptor->kommentar_kapazitaet) ?></textarea>
         <? else: ?>
-            <textarea readonly cols="60" rows="5" name="kommentar_kapazitaet" id="kommentar_kapazitaet" class="ui-resizable"><?= htmlReady($deskriptor->kommentar_kapazitaet) ?></textarea>
+            <textarea readonly cols="60" rows="5" name="kommentar_kapazitaet" id="kommentar_kapazitaet"><?= htmlReady($deskriptor->kommentar_kapazitaet) ?></textarea>
         <? endif; ?>
         </label>
 
@@ -475,55 +475,55 @@ if ($GLOBALS['MVV_MODUL']['SPRACHE']['default'] != $display_language) {
         <label id="mvv-field-modul-voraussetzung"><?= _('Teilnahmevoraussetzung') ?>
             <? if ($perm_d->haveFieldPerm('voraussetzung', MvvPerm::PERM_WRITE)): ?>
                 <textarea cols="60" rows="5" name="voraussetzung" id="voraussetzung"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->voraussetzung) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->voraussetzung) ?></textarea>
             <? else: ?>
                 <textarea readonly cols="60" rows="5" name="voraussetzung" id="voraussetzung"
-                          class="ui-resizable"><?= htmlReady($deskriptor->voraussetzung) ?></textarea>
+                          ><?= htmlReady($deskriptor->voraussetzung) ?></textarea>
             <? endif; ?>
         </label>
         <label id="mvv-field-modul-kompetenzziele"><?= _('Kompetenzziele') ?>
             <? if ($perm_d->haveFieldPerm('kompetenzziele', MvvPerm::PERM_WRITE)): ?>
                 <textarea cols="60" rows="5" name="kompetenzziele" id="kompetenzziele"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kompetenzziele) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->kompetenzziele) ?></textarea>
             <? else: ?>
                 <textarea readonly cols="60" rows="5" name="kompetenzziele" id="kompetenzziele"
-                          class="ui-resizable"><?= htmlReady($deskriptor->kompetenzziele) ?></textarea>
+                          ><?= htmlReady($deskriptor->kompetenzziele) ?></textarea>
             <? endif; ?>
         </label>
         <label id="mvv-field-modul-inhalte"><?= _('Inhalte') ?>
             <? if ($perm_d->haveFieldPerm('inhalte', MvvPerm::PERM_WRITE)): ?>
                 <textarea cols="60" rows="5" name="inhalte" id="inhalte"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->inhalte) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->inhalte) ?></textarea>
             <? else: ?>
                 <textarea readonly cols="60" rows="5" name="inhalte" id="inhalte"
-                          class="ui-resizable"><?= htmlReady($deskriptor->inhalte) ?></textarea>
+                          ><?= htmlReady($deskriptor->inhalte) ?></textarea>
             <? endif; ?>
         </label>
         <label id="mvv-field-modul-literatur"><?= _('Literatur') ?>
             <? if ($perm_d->haveFieldPerm('literatur', MvvPerm::PERM_WRITE)): ?>
                 <textarea cols="60" rows="5" name="literatur" id="literatur"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->literatur) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->literatur) ?></textarea>
             <? else: ?>
                 <textarea readonly cols="60" rows="5" name="literatur" id="literatur"
-                          class="ui-resizable"><?= htmlReady($deskriptor->literatur) ?></textarea>
+                          ><?= htmlReady($deskriptor->literatur) ?></textarea>
             <? endif; ?>
         </label>
         <label id="mvv-field-modul-links"><?= _('Links') ?>
             <? if ($perm_d->haveFieldPerm('links', MvvPerm::PERM_WRITE)): ?>
                 <textarea cols="60" rows="5" name="links" id="links"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->links) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->links) ?></textarea>
             <? else: ?>
                 <textarea readonly cols="60" rows="5" name="links" id="links"
-                          class="ui-resizable"><?= htmlReady($deskriptor->links) ?></textarea>
+                          ><?= htmlReady($deskriptor->links) ?></textarea>
             <? endif; ?>
         </label>
         <label id="mvv-field-modul-kommentar"><?= _('Kommentar') ?>
             <? if ($perm_d->haveFieldPerm('kommentar', MvvPerm::PERM_WRITE)): ?>
                 <textarea cols="60" rows="5" name="kommentar" id="kommentar"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kommentar) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->kommentar) ?></textarea>
             <? else: ?>
                 <textarea readonly cols="60" rows="5" name="kommentar" id="kommentar"
-                          class="ui-resizable"><?= htmlReady($deskriptor->kommentar) ?></textarea>
+                          ><?= htmlReady($deskriptor->kommentar) ?></textarea>
             <? endif; ?>
         </label>
 
@@ -544,10 +544,10 @@ if ($GLOBALS['MVV_MODUL']['SPRACHE']['default'] != $display_language) {
         <label id="mvv-field-modul-kommentar_wl_selbst"><?= _('Kommentar') ?>
             <? if ($perm_d->haveFieldPerm('kommentar_wl_selbst', MvvPerm::PERM_WRITE)): ?>
                 <textarea cols="60" rows="5" name="kommentar_wl_selbst" id="kommentar_wl_selbst"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kommentar_wl_selbst) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->kommentar_wl_selbst) ?></textarea>
             <? else: ?>
                 <textarea readonly cols="60" rows="5" name="kommentar_wl_selbst" id="kommentar_wl_selbst"
-                          class="ui-resizable"><?= htmlReady($deskriptor->kommentar_wl_selbst) ?></textarea>
+                          ><?= htmlReady($deskriptor->kommentar_wl_selbst) ?></textarea>
             <? endif; ?>
         </label>
 
@@ -562,10 +562,10 @@ if ($GLOBALS['MVV_MODUL']['SPRACHE']['default'] != $display_language) {
         <label id="mvv-field-modul-kommentar_wl_pruef"><?= _('Kommentar') ?>
             <? if ($perm_d->haveFieldPerm('kommentar_wl_pruef', MvvPerm::PERM_WRITE)): ?>
                 <textarea cols="60" rows="5" name="kommentar_wl_pruef" id="kommentar_wl_pruef"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kommentar_wl_pruef) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->kommentar_wl_pruef) ?></textarea>
             <? else: ?>
                 <textarea readonly cols="60" rows="5" name="kommentar_wl_pruef" id="kommentar_wl_pruef"
-                          class="ui-resizable"><?= htmlReady($deskriptor->kommentar_wl_pruef) ?></textarea>
+                          ><?= htmlReady($deskriptor->kommentar_wl_pruef) ?></textarea>
             <? endif; ?>
         </label>
     </fieldset>
@@ -594,36 +594,36 @@ if ($GLOBALS['MVV_MODUL']['SPRACHE']['default'] != $display_language) {
         <label id="mvv-field-modul-pruef_vorleistung"><?= _('Prüfungsvorleistung') ?>
             <? if ($perm_d->haveFieldPerm('pruef_vorleistung', MvvPerm::PERM_WRITE)) : ?>
                 <textarea cols="60" rows="5" name="pruef_vorleistung" id="pruef_vorleistung"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->pruef_vorleistung) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->pruef_vorleistung) ?></textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="pruef_vorleistung" id="pruef_vorleistung"
-                          class="ui-resizable"><?= htmlReady($deskriptor->pruef_vorleistung) ?></textarea>
+                          ><?= htmlReady($deskriptor->pruef_vorleistung) ?></textarea>
             <? endif; ?>
         </label>
         <label id="mvv-field-modul-pruef_leistung"><?= _('Leistung/Prüfungsform') ?>
             <? if ($perm_d->haveFieldPerm('pruef_leistung', MvvPerm::PERM_WRITE)) : ?>
                 <textarea cols="60" rows="5" name="pruef_leistung" id="pruef_leistung"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->pruef_leistung) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->pruef_leistung) ?></textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="pruef_leistung" id="pruef_leistung"
-                          class="ui-resizable"><?= htmlReady($deskriptor->pruef_leistung) ?></textarea>
+                          ><?= htmlReady($deskriptor->pruef_leistung) ?></textarea>
             <? endif; ?>
         </label>
         <label id="mvv-field-modul-pruef_wiederholung"><?= _('Wiederholungsprüfung') ?>
             <? if ($perm_d->haveFieldPerm('pruef_wiederholung', MvvPerm::PERM_WRITE)) : ?>
                 <textarea cols="60" rows="5" name="pruef_wiederholung" id="pruef_wiederholung"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->pruef_wiederholung) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->pruef_wiederholung) ?></textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="pruef_wiederholung" id="pruef_wiederholung"
-                          class="ui-resizable"><?= htmlReady($deskriptor->pruef_wiederholung) ?></textarea>
+                          ><?= htmlReady($deskriptor->pruef_wiederholung) ?></textarea>
             <? endif; ?>
         </label>
 
         <label><?= _('Kommentar Note') ?>
         <? if($perm_d->haveFieldPerm('kommentar_note', MvvPerm::PERM_WRITE)): ?>
-            <textarea cols="60" rows="5" name="kommentar_note" id="kommentar_note" class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kommentar_note) ?></textarea>
+            <textarea cols="60" rows="5" name="kommentar_note" id="kommentar_note" class="wysiwyg"><?= htmlReady($deskriptor->kommentar_note) ?></textarea>
         <? else: ?>
-            <textarea readonly cols="60" rows="5" name="kommentar_note" id="kommentar_note" class="ui-resizable"><?= htmlReady($deskriptor->kommentar_note) ?></textarea>
+            <textarea readonly cols="60" rows="5" name="kommentar_note" id="kommentar_note"><?= htmlReady($deskriptor->kommentar_note) ?></textarea>
         <? endif; ?>
         </label>
     </fieldset>
@@ -643,10 +643,10 @@ if ($GLOBALS['MVV_MODUL']['SPRACHE']['default'] != $display_language) {
         <label id="mvv-field-modul-ersatztext"><?= _('Ersatztext') ?>
             <? if ($perm_d->haveFieldPerm('ersatztext', MvvPerm::PERM_WRITE)) : ?>
                 <textarea cols="60" rows="5" name="ersatztext" id="ersatztext"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->ersatztext) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->ersatztext) ?></textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="ersatztext" id="ersatztext"
-                          class="ui-resizable"><?= htmlReady($deskriptor->ersatztext) ?></textarea>
+                          ><?= htmlReady($deskriptor->ersatztext) ?></textarea>
             <? endif; ?>
         </label>
         <? foreach ($deskriptor->datafields as $entry) : ?>
diff --git a/app/views/module/module/modulteil.php b/app/views/module/module/modulteil.php
index 1dcf8fc81710a541225a46ba84d0a1d71d239466..7290c1df9a285b41d45dceea11ccd7ad361c7623 100644
--- a/app/views/module/module/modulteil.php
+++ b/app/views/module/module/modulteil.php
@@ -193,10 +193,10 @@ if ($GLOBALS['MVV_MODULTEIL']['SPRACHE']['default'] != $display_language) {
         <label id="mvv-field-modulteil-kommentar_kapazitaet"><?= _('Kommentar') ?>
             <? if ($perm_d->haveFieldPerm('kommentar_kapazitaet', MvvPerm::PERM_WRITE)) : ?>
                 <textarea cols="60" rows="5" name="kommentar_kapazitaet" id="kommentar_kapazitaet"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kommentar_kapazitaet) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->kommentar_kapazitaet) ?></textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="kommentar_kapazitaet" id="kommentar_kapazitaet"
-                          class="ui-resizable"><?= htmlReady($deskriptor->kommentar_kapazitaet) ?></textarea>
+                          ><?= htmlReady($deskriptor->kommentar_kapazitaet) ?></textarea>
             <? endif; ?>
         </label>
 
@@ -231,9 +231,9 @@ if ($GLOBALS['MVV_MODULTEIL']['SPRACHE']['default'] != $display_language) {
         </legend>
         <label><?= _('Teilnahmevoraussetzung') ?>
         <? if ($perm_d->haveFieldPerm('voraussetzung', MvvPerm::PERM_WRITE)) : ?>
-            <textarea cols="60" rows="5" name="voraussetzung" id="voraussetzung" class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->voraussetzung) ?></textarea>
+            <textarea cols="60" rows="5" name="voraussetzung" id="voraussetzung" class="wysiwyg"><?= htmlReady($deskriptor->voraussetzung) ?></textarea>
         <? else : ?>
-            <textarea readonly cols="60" rows="5" name="voraussetzung" id="voraussetzung" class="ui-resizable"><?= htmlReady($deskriptor->voraussetzung) ?></textarea>
+            <textarea readonly cols="60" rows="5" name="voraussetzung" id="voraussetzung"><?= htmlReady($deskriptor->voraussetzung) ?></textarea>
         <? endif; ?>
         </label>
     </fieldset>
@@ -244,9 +244,9 @@ if ($GLOBALS['MVV_MODULTEIL']['SPRACHE']['default'] != $display_language) {
         </legend>
         <label><?= _('Kommentar') ?>
         <? if ($perm_d->haveFieldPerm('kommentar', MvvPerm::PERM_WRITE)) : ?>
-            <textarea cols="60" rows="5" name="kommentar" id="kommentar" class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kommentar) ?></textarea>
+            <textarea cols="60" rows="5" name="kommentar" id="kommentar" class="wysiwyg"><?= htmlReady($deskriptor->kommentar) ?></textarea>
         <? else : ?>
-            <textarea readonly cols="60" rows="5" name="kommentar" id="kommentar" class="ui-resizable"><?= htmlReady($deskriptor->kommentar) ?></textarea>
+            <textarea readonly cols="60" rows="5" name="kommentar" id="kommentar"><?= htmlReady($deskriptor->kommentar) ?></textarea>
         <? endif; ?>
         </label>
     </fieldset>
@@ -271,10 +271,10 @@ if ($GLOBALS['MVV_MODULTEIL']['SPRACHE']['default'] != $display_language) {
         <label for="kommentar_wl_praesenz" style="vertical-align: top;"><?= _('Kommentar') ?>
             <? if ($perm_d->haveFieldPerm('kommentar_wl_praesenz', MvvPerm::PERM_WRITE)) : ?>
                 <textarea cols="60" rows="5" name="kommentar_wl_praesenz" id="kommentar_wl_praesenz"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kommentar_wl_praesenz) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->kommentar_wl_praesenz) ?></textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="kommentar_wl_praesenz" id="kommentar_wl_praesenz"
-                          class="ui-resizable"><?= htmlReady($deskriptor->kommentar_wl_praesenz) ?></textarea>
+                          ><?= htmlReady($deskriptor->kommentar_wl_praesenz) ?></textarea>
             <? endif; ?>
         </label>
 
@@ -291,10 +291,10 @@ if ($GLOBALS['MVV_MODULTEIL']['SPRACHE']['default'] != $display_language) {
         <label><?= _('Kommentar') ?>
             <? if ($perm_d->haveFieldPerm('kommentar_wl_bereitung', MvvPerm::PERM_WRITE)) : ?>
                 <textarea cols="60" rows="5" name="kommentar_wl_bereitung" id="kommentar_wl_bereitung"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kommentar_wl_bereitung) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->kommentar_wl_bereitung) ?></textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="kommentar_wl_bereitung" id="kommentar_wl_bereitung"
-                          class="ui-resizable"><?= htmlReady($deskriptor->kommentar_wl_bereitung) ?></textarea>
+                          ><?= htmlReady($deskriptor->kommentar_wl_bereitung) ?></textarea>
             <? endif; ?>
         </label>
 
@@ -311,10 +311,10 @@ if ($GLOBALS['MVV_MODULTEIL']['SPRACHE']['default'] != $display_language) {
         <label><?= _('Kommentar') ?>
             <? if ($perm_d->haveFieldPerm('kommentar_wl_selbst', MvvPerm::PERM_WRITE)) : ?>
                 <textarea cols="60" rows="5" name="kommentar_wl_selbst" id="kommentar_wl_selbst"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kommentar_wl_selbst) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->kommentar_wl_selbst) ?></textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="kommentar_wl_selbst" id="kommentar_wl_selbst"
-                          class="ui-resizable"><?= htmlReady($deskriptor->kommentar_wl_selbst) ?></textarea>
+                          ><?= htmlReady($deskriptor->kommentar_wl_selbst) ?></textarea>
             <? endif; ?>
         </label>
 
@@ -329,10 +329,10 @@ if ($GLOBALS['MVV_MODULTEIL']['SPRACHE']['default'] != $display_language) {
         <label><?= _('Kommentar') ?>
             <? if ($perm_d->haveFieldPerm('kommentar_wl_pruef', MvvPerm::PERM_WRITE)) : ?>
                 <textarea cols="60" rows="5" name="kommentar_wl_pruef" id="kommentar_wl_pruef"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kommentar_wl_pruef) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->kommentar_wl_pruef) ?></textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="kommentar_wl_pruef" id="kommentar_wl_pruef"
-                          class="ui-resizable"><?= htmlReady($deskriptor->kommentar_wl_pruef) ?></textarea>
+                          ><?= htmlReady($deskriptor->kommentar_wl_pruef) ?></textarea>
             <? endif; ?>
         </label>
     </fieldset>
@@ -344,19 +344,19 @@ if ($GLOBALS['MVV_MODULTEIL']['SPRACHE']['default'] != $display_language) {
         <label><?= _('Prüfungsvorleistung') ?>
             <? if ($perm_d->haveFieldPerm('pruef_vorleistung', MvvPerm::PERM_WRITE)) : ?>
                 <textarea cols="60" rows="5" name="pruef_vorleistung" id="pruef_vorleistung"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->pruef_vorleistung) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->pruef_vorleistung) ?></textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="pruef_vorleistung" id="pruef_vorleistung"
-                          class="ui-resizable"><?= htmlReady($deskriptor->pruef_vorleistung) ?></textarea>
+                          ><?= htmlReady($deskriptor->pruef_vorleistung) ?></textarea>
             <? endif; ?>
         </label>
         <label><?= _('Prüfungsleistung Modulteil') ?>
             <? if ($perm_d->haveFieldPerm('pruef_leistung', MvvPerm::PERM_WRITE)) : ?>
                 <textarea cols="60" rows="5" name="pruef_leistung" id="pruef_leistung"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->pruef_leistung) ?></textarea>
+                          class="wysiwyg"><?= htmlReady($deskriptor->pruef_leistung) ?></textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="pruef_leistung" id="pruef_leistung"
-                          class="ui-resizable"><?= htmlReady($deskriptor->pruef_leistung) ?></textarea>
+                          ><?= htmlReady($deskriptor->pruef_leistung) ?></textarea>
             <? endif; ?>
         </label>
         <label><?= _('Anteil an Modulnote') ?>
@@ -418,11 +418,11 @@ if ($GLOBALS['MVV_MODULTEIL']['SPRACHE']['default'] != $display_language) {
         <label><?= _('Kommentar') ?>
             <? if ($perm_d->haveFieldPerm('kommentar_pflicht', MvvPerm::PERM_WRITE)) : ?>
                 <textarea cols="60" rows="5" name="kommentar_pflicht" id="kommentar_pflicht"
-                          class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($deskriptor->kommentar_pflicht) ?>
+                          class="wysiwyg"><?= htmlReady($deskriptor->kommentar_pflicht) ?>
                 </textarea>
             <? else : ?>
                 <textarea readonly cols="60" rows="5" name="kommentar_pflicht" id="kommentar_pflicht"
-                          class="ui-resizable"><?= htmlReady($deskriptor->kommentar_pflicht) ?>
+                          ><?= htmlReady($deskriptor->kommentar_pflicht) ?>
                 </textarea>
             <? endif; ?>
         </label>
diff --git a/app/views/news/_comments.php b/app/views/news/_comments.php
index a99238e57bce1f9ef30a9cf1990a62d79e296b42..d09d109bc14b2eb496ec7296b33b258ad3f7ac9e 100644
--- a/app/views/news/_comments.php
+++ b/app/views/news/_comments.php
@@ -18,7 +18,7 @@
                                 <?= _('Kommentieren') ?>
                             </legend>
                             <label>
-                                <textarea class="add_toolbar wysiwyg" name="comment_content" rows="8"
+                                <textarea class="wysiwyg" name="comment_content" rows="8"
                                           cols="38" wrap="virtual"
                                           placeholder="<?= _('Geben Sie hier Ihren Kommentar ein!') ?>"></textarea>
                             </label>
diff --git a/app/views/resources/admin/configuration.php b/app/views/resources/admin/configuration.php
index 5fb3e8916a46bb75d11469fddac16d433b9ae8be..b30d3e81009ae7b0384f376ef6e432ca718af1c5 100644
--- a/app/views/resources/admin/configuration.php
+++ b/app/views/resources/admin/configuration.php
@@ -122,7 +122,7 @@
         </label>
         <label>
             <?= _('Zusatztext, der beim Seriendruck unter jedem Raumplan angezeigt werden soll') ?>
-            <textarea class="add_toolbar wysiwyg" name="additional_text" cols="75" rows="4">
+            <textarea class="wysiwyg" name="additional_text" cols="75" rows="4">
                 <?= wysiwygReady($config->RESOURCES_ADDITIONAL_TEXT_ROOM_EXPORT) ?>
             </textarea>
         </label>
diff --git a/app/views/settings/categories.php b/app/views/settings/categories.php
index 12e9df589708cf68d236581774c37232f8631491..640c81119d8bf3f7e5a451f1668cf630cddc0fbd 100644
--- a/app/views/settings/categories.php
+++ b/app/views/settings/categories.php
@@ -55,7 +55,7 @@
 
                 <?= I18n::textarea("category-content-{$category->id}", $category->content, [
                     'aria-label' => _('Inhalt der Kategorie:'),
-                    'class'      => 'resizable add_toolbar wysiwyg size-l',
+                    'class'      => 'resizable wysiwyg size-l',
                     'id'         => "content{$index}",
                 ]) ?>
             </label>
diff --git a/app/views/settings/details.php b/app/views/settings/details.php
index a319af7e082275922000255a5dc061a60a450e3a..8315de9cda3b7c47778ecfa95b416d1219e73ea8 100644
--- a/app/views/settings/details.php
+++ b/app/views/settings/details.php
@@ -48,22 +48,22 @@
         </label>
         <label>
             <?= _('Hobbys') ?>
-            <?= I18N::textarea('hobby', $user->hobby, ['class' => 'add_toolbar wysiwyg'] + (!$controller->shallChange('user_info.hobby') ? ['disabled' => true] : [])) ?>
+            <?= I18N::textarea('hobby', $user->hobby, ['class' => 'wysiwyg'] + (!$controller->shallChange('user_info.hobby') ? ['disabled' => true] : [])) ?>
         </label>
         <a name="lebenslauf"></a>
         <label>
             <?= _('Lebenslauf') ?>
-            <?= I18N::textarea('lebenslauf', $user->lebenslauf, ['class' => 'add_toolbar wysiwyg'] + (!$controller->shallChange('user_info.lebenslauf') ? ['disabled' => true] : [])) ?>
+            <?= I18N::textarea('lebenslauf', $user->lebenslauf, ['class' => 'wysiwyg'] + (!$controller->shallChange('user_info.lebenslauf') ? ['disabled' => true] : [])) ?>
         </label>
         <? if ($is_dozent): ?>
             <a name="schwerpunkte"></a>
             <label>
                 <?= _('Schwerpunkte') ?>
-                <?= I18N::textarea('schwerp', $user->schwerp, ['class' => 'add_toolbar wysiwyg'] + (!$controller->shallChange('user_info.schwerp') ? ['disabled' => true] : [])) ?>
+                <?= I18N::textarea('schwerp', $user->schwerp, ['class' => 'wysiwyg'] + (!$controller->shallChange('user_info.schwerp') ? ['disabled' => true] : [])) ?>
             <a name="publikationen"></a>
             <label>
                 <?= _('Publikationen') ?>
-                <?= I18N::textarea('publi', $user->publi, ['class' => 'add_toolbar wysiwyg'] + (!$controller->shallChange('user_info.publi') ? ['disabled' => true] : [])) ?>
+                <?= I18N::textarea('publi', $user->publi, ['class' => 'wysiwyg'] + (!$controller->shallChange('user_info.publi') ? ['disabled' => true] : [])) ?>
             </label>
         <? endif; ?>
         <? if (Config::get()->OERCAMPUS_ENABLED) : ?>
diff --git a/app/views/settings/general.php b/app/views/settings/general.php
index 27cf5c9c85514be35df4fc479f333094bc43bdfb..db1d01d3cc4a903517abf1d351c78f86071eba91 100644
--- a/app/views/settings/general.php
+++ b/app/views/settings/general.php
@@ -107,17 +107,6 @@ $start_pages = [
         </label>
     </fieldset>
 
-<? if (Config::get()->WYSIWYG): ?>
-    <fieldset>
-        <legend><?= _('WYSIWYG-Editor') ?></legend>
-
-        <label>
-            <input type="checkbox" name="wysiwyg_enabled" value="1"
-                   <? if (!$config->WYSIWYG_DISABLED) echo 'checked'; ?>>
-            <?= _('WYSIWYG-Editor aktivieren') ?>
-    </fieldset>
-<? endif; ?>
-
     <? if ($show_room_management_autor_config) : ?>
         <fieldset>
             <legend><?= _('Raumverwaltung') ?></legend>
diff --git a/app/views/shared/form_dokumente.php b/app/views/shared/form_dokumente.php
index 35275cd51b73112c904da36e9cae50d7742f23f7..1f3db9e7fa87d0fa476cd4c6e37ee931a8089b6d 100644
--- a/app/views/shared/form_dokumente.php
+++ b/app/views/shared/form_dokumente.php
@@ -66,7 +66,7 @@
                             <?= MvvI18N::textarea(
                                 'beschreibung',
                                 $dokument->kommentar,
-                                ['class' => 'add_toolbar ui-resizable wysiwyg']
+                                ['class' => 'wysiwyg']
                             ) ?>
                         </label>
                         <?= _('Die Änderungen werden erst gespeichert, wenn das Hauptformular gespeichert wurde!') ?>
diff --git a/app/views/siteinfo/edit.php b/app/views/siteinfo/edit.php
index 00d4d6e4690a90f5f0b45f0bca9f4d29ac43447a..c4a6c5d170610c18fac2cdd90cd998f2f65c4115 100644
--- a/app/views/siteinfo/edit.php
+++ b/app/views/siteinfo/edit.php
@@ -44,7 +44,7 @@ use Studip\Button, Studip\LinkButton;
 
             <label>
                 <?= _('Seiteninhalt')?>
-                <textarea style="height: 15em;" name="content" id="content" class="add_toolbar size-l wysiwyg"><?= wysiwygReady($content) ?></textarea>
+                <textarea style="height: 15em;" name="content" id="content" class="size-l wysiwyg"><?= wysiwygReady($content) ?></textarea>
             </label>
 
             <input type="hidden" name="detail_id" value="<?= $currentdetail?>">
diff --git a/app/views/studiengaenge/studiengaenge/studiengang.php b/app/views/studiengaenge/studiengaenge/studiengang.php
index 6a2f05afc6bdbf62c511dd96f82b52f5980fe619..091f1085689b7f0301dbed8b9e44354f538f6e32 100644
--- a/app/views/studiengaenge/studiengaenge/studiengang.php
+++ b/app/views/studiengaenge/studiengaenge/studiengang.php
@@ -206,10 +206,10 @@ use Studip\Button, Studip\LinkButton;
         <label for="kommentar_status" style="vertical-align: top;"><?= _('Kommentar Bearbeitungsstatus') ?>
             <? if ($perm->haveFieldPerm('kommentar_status', MvvPerm::PERM_WRITE)): ?>
                 <textarea cols="60" rows="5" name="kommentar_status" id="kommentar_status"
-                      class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($studiengang->kommentar_status) ?></textarea>
+                      class="wysiwyg"><?= htmlReady($studiengang->kommentar_status) ?></textarea>
             <? else: ?>
                 <textarea readonly cols="60" rows="5" name="kommentar_status" id="kommentar_status"
-                      class="ui-resizable"><?= htmlReady($studiengang->kommentar_status) ?></textarea>
+                      ><?= htmlReady($studiengang->kommentar_status) ?></textarea>
             <? endif ?>
         </label>
 
@@ -323,7 +323,7 @@ use Studip\Button, Studip\LinkButton;
         </legend>
         <label>
             <?= _('Beschreibung') ?>
-            <?= MvvI18N::textarea('beschreibung', $studiengang->beschreibung, ['class' => 'add_toolbar ui-resizable wysiwyg'])->checkPermission($studiengang) ?>
+            <?= MvvI18N::textarea('beschreibung', $studiengang->beschreibung, ['class' => 'wysiwyg'])->checkPermission($studiengang) ?>
         </label>
         <? foreach ($datafields as $df) : ?>
             <? if (mb_strpos($df->model->object_class, 'info') !== false) : ?>
@@ -336,7 +336,7 @@ use Studip\Button, Studip\LinkButton;
             <? endif ?>
         <? endforeach ?>
         <label><?= _('Schlagwörter') ?>
-        <textarea <?= $perm->disable('schlagworte') ?> cols="60" rows="5" name="schlagworte" id="schlagworte" class="ui-resizable"><?= htmlReady($studiengang->schlagworte) ?></textarea>
+        <textarea <?= $perm->disable('schlagworte') ?> cols="60" rows="5" name="schlagworte" id="schlagworte"><?= htmlReady($studiengang->schlagworte) ?></textarea>
         <div><?= _('Hier können zusätzlich Schlagwörter angegeben werden, die in der Suche berücksichtigt werden.') ?></div>
         </label>
     </fieldset>
diff --git a/app/views/studiengaenge/versionen/abschnitt.php b/app/views/studiengaenge/versionen/abschnitt.php
index 41132f627074a97136447cc214bd2eab3ed14d92..e379e35d662e9e3ae1d6a1da446bd60c071f78f3 100644
--- a/app/views/studiengaenge/versionen/abschnitt.php
+++ b/app/views/studiengaenge/versionen/abschnitt.php
@@ -18,7 +18,7 @@ $perm = MvvPerm::get($abschnitt)
         </label>
         <label>
             <?= _('Kommentar') ?>
-            <?= MvvI18N::textarea('kommentar', $abschnitt->kommentar, ['class' => 'add_toolbar resizable ui-resizable'])->checkPermission($abschnitt) ?>
+            <?= MvvI18N::textarea('kommentar', $abschnitt->kommentar, ['class' => 'resizable'])->checkPermission($abschnitt) ?>
             <label><?= _('Kreditpunkte') ?>
                 <input <?= $perm->disable('kp') ?>
                         type="text" name="kp" id="kp"
diff --git a/app/views/studiengaenge/versionen/version.php b/app/views/studiengaenge/versionen/version.php
index dcd8608993af3ada0c7bdd3407d1787b3c7cebca..34f87eb6b7c6c9555dcd8678c49cbc3ff5866358 100644
--- a/app/views/studiengaenge/versionen/version.php
+++ b/app/views/studiengaenge/versionen/version.php
@@ -102,7 +102,7 @@ $perm = MvvPerm::get($version)
         <legend>
             <?= _('Beschreibung') ?>
         </legend>
-        <?= MvvI18N::textarea('beschreibung', $version->beschreibung, ['class' => 'add_toolbar ui-resizable wysiwyg', 'id' => 'beschreibung'])->checkPermission($version) ?>
+        <?= MvvI18N::textarea('beschreibung', $version->beschreibung, ['class' => 'wysiwyg', 'id' => 'beschreibung'])->checkPermission($version) ?>
     </fieldset>
 
     <fieldset class="collapsable collapsed">
@@ -133,9 +133,9 @@ $perm = MvvPerm::get($version)
         <? endforeach; ?>
         <label for="kommentar_status" style="vertical-align: top;"><?= _('Kommentar:') ?></label>
         <? if($perm->haveFieldPerm('kommentar_status', MvvPerm::PERM_WRITE)) : ?>
-        <textarea cols="60" rows="5" name="kommentar_status" id="kommentar_status" class="add_toolbar ui-resizable wysiwyg"><?= htmlReady($version->kommentar_status) ?></textarea>
+        <textarea cols="60" rows="5" name="kommentar_status" id="kommentar_status" class="wysiwyg"><?= htmlReady($version->kommentar_status) ?></textarea>
         <? else : ?>
-        <textarea disabled cols="60" rows="5" name="kommentar_status" id="kommentar_status" class="ui-resizable"><?= htmlReady($version->kommentar_status) ?></textarea>
+        <textarea disabled cols="60" rows="5" name="kommentar_status" id="kommentar_status"><?= htmlReady($version->kommentar_status) ?></textarea>
         <? endif; ?>
     </fieldset>
 
diff --git a/db/migrations/5.5.5_drop_wysiwyg_config.php b/db/migrations/5.5.5_drop_wysiwyg_config.php
new file mode 100644
index 0000000000000000000000000000000000000000..ae86e59244b9a3304ea50b09f38d596387b7c7d5
--- /dev/null
+++ b/db/migrations/5.5.5_drop_wysiwyg_config.php
@@ -0,0 +1,39 @@
+<?php
+
+class DropWysiwygConfig extends Migration
+{
+    public function description()
+    {
+        return 'Drop config option for disabling the ckeditor';
+    }
+
+    public function up()
+    {
+        $settings = [
+            'WYSIWYG',
+            'WYSIWYG_DISABLED'
+        ];
+
+        $query = 'DELETE `config`, `config_values`
+                  FROM `config` LEFT JOIN `config_values` USING (`field`)
+                  WHERE `field` IN (?)';
+        DBManager::get()->execute($query, [$settings]);
+    }
+
+    public function down()
+    {
+        $query = 'INSERT INTO `config` (`field`, `value`, `type`, `range`, `section`, `mkdate`, `chdate`, `description`)
+                  VALUES (:name, :value, :type, :range, :section, UNIX_TIMESTAMP(), UNIX_TIMESTAMP(), :description)';
+        $statement = DBManager::get()->prepare($query);
+        $statement->execute([
+            ':name'        => 'WYSIWYG',
+            ':description' => 'Aktiviert den WYSIWYG Editor im JavaScript.',
+            ':section'     => 'global',
+            ':range'       => 'global',
+            ':type'        => 'boolean',
+            ':value'       => '1'
+        ]);
+
+        // WYSIWYG_DISABLED did not exist as a setting in the DB
+    }
+}
diff --git a/lib/classes/Markup.class.php b/lib/classes/Markup.class.php
index 77628ad16282eb1d71c2603b0d356b75c68b1122..a56d15a802a75f6fb7df50ec20599c94f9ebe810 100644
--- a/lib/classes/Markup.class.php
+++ b/lib/classes/Markup.class.php
@@ -53,12 +53,13 @@ class Markup
 
     /**
      * Return `true` if the WYSIWYG editor is enabled for this user.
+     * @deprecated since Stud.IP 5.5
      *
-     * @return boolean  `true` if the editor is enabled.
+     * @return boolean  always returns `true`.
      */
     public static function editorEnabled()
     {
-        return \Config::get()->WYSIWYG && !$GLOBALS['user']->cfg->WYSIWYG_DISABLED;
+        return true;
     }
 
     /**
diff --git a/lib/classes/PageLayout.php b/lib/classes/PageLayout.php
index 3921ef008d63ac9e39163b71d3eddbeff775122d..fca69b5ad92b029e9e4b9c7b94913e70b09d37d1 100644
--- a/lib/classes/PageLayout.php
+++ b/lib/classes/PageLayout.php
@@ -131,12 +131,9 @@ class PageLayout
 
         self::addStylesheet('studip-base.css?v=' . $v, ['media' => 'screen']);
         self::addScript('studip-base.js?v=' . $v);
+        self::addScript('studip-wysiwyg.js?v=' . $v);
 
         self::addStylesheet('print.css?v=' . $v, ['media' => 'print']);
-
-        if (Config::get()->WYSIWYG) {
-            self::addScript('studip-wysiwyg.js?v=' . $v);
-        }
     }
 
     /**
diff --git a/lib/evaluation/classes/EvaluationTreeEditView.class.php b/lib/evaluation/classes/EvaluationTreeEditView.class.php
index c5b8867ebffa727ac160ff2f5606b70a52e32840..3bfe92ac3c62307404192cf500e67a8579e2efdd 100644
--- a/lib/evaluation/classes/EvaluationTreeEditView.class.php
+++ b/lib/evaluation/classes/EvaluationTreeEditView.class.php
@@ -2304,7 +2304,7 @@ class EvaluationTreeEditView
         $label->addContent($text_label);
         $label->addHTMLContent($this->createImage(EVAL_PIC_HELP, $text_info));
 
-        $textarea = "<br><textarea class=\"add_toolbar wysiwyg\" name=\"text\" rows=\"4\" "
+        $textarea = "<br><textarea class=\"wysiwyg\" name=\"text\" rows=\"4\" "
             . "style=\"vertical-align:top; width: 100%;\">";
         $textarea .= ($text)
             ? $text
diff --git a/lib/include/html_head.inc.php b/lib/include/html_head.inc.php
index 7e7bdea9711738398d6ce41d241caeb46aaaae9f..9189031edacb6b6766c1166442ef1445daf8cc10 100644
--- a/lib/include/html_head.inc.php
+++ b/lib/include/html_head.inc.php
@@ -50,15 +50,12 @@ $lang_attr = str_replace('_', '-', $_SESSION['_language']);
                              is_object($GLOBALS['perm']) &&
                              $GLOBALS['perm']->have_perm('autor') &&
                              PersonalNotifications::isActivated()) ?>,
-            wysiwyg_enabled: <?= json_encode((bool) Config::get()->WYSIWYG) ?>
+            wysiwyg_enabled: true,
+            editor_enabled: true
         }
     </script>
 
     <?= PageLayout::getHeadElements() ?>
-
-    <script>
-    window.STUDIP.editor_enabled = <?= json_encode((bool) Studip\Markup::editorEnabled()) ?>;
-    </script>
 </head>
 
 <body id="<?= PageLayout::getBodyElementId() ?>">
diff --git a/lib/visual.inc.php b/lib/visual.inc.php
index 80133fd7a8f746063c98f9c683bbbfc5bed8c82a..a00205480c921a6e83e1a6e12ce57e2eeaaf4071 100644
--- a/lib/visual.inc.php
+++ b/lib/visual.inc.php
@@ -59,9 +59,6 @@ function jsReady ($what, $target = 'script-single') {
 /**
  * Quote a piece of text, optionally include the author's name.
  *
- * Applies Stud.IP-Markup if WYSIWYG/HTML is disabled and HTML
- * if it is enabled.
- *
  * @param string $text Text that is to be quoted.
  * @param string $author Name of the text's author (optional).
  *
@@ -78,28 +75,14 @@ function quotes_encode($text, $author = '')
     // - studipQuotePlugin > insertStudipQuote
     //   public/assets/javascripts/ckeditor/plugins/studip-quote/plugin.js
 
-    if (Markup::editorEnabled()) {
-        // quote with HTML markup
-        $text = Markup::markupToHtml($text);
-
-        if ($author) {
-            $title = sprintf(_('%s hat geschrieben:'), htmlReady($author));
-            $text = '<div class="author">' . $title . '</div>' . $text;
-        }
-        $text = sprintf('<blockquote>%s</blockquote><p>&nbsp;</p>', $text);
-        return Markup::markAsHtml($text);
-    }
-
-    if (Markup::isHtml($text)) {
-        // remove HTML before quoting
-        $text = Markup::removeHtml($text);
-    }
+    $text = Markup::markupToHtml($text);
 
-    // quote with Stud.IP markup
     if ($author) {
-        return "[quote=" . $author . "]\n" . $text . "\n[/quote]\n";
+        $title = sprintf(_('%s hat geschrieben:'), htmlReady($author));
+        $text = '<div class="author">' . $title . '</div>' . $text;
     }
-    return "[quote]\n" . $text . "\n[/quote]\n";
+    $text = sprintf('<blockquote>%s</blockquote><p>&nbsp;</p>', $text);
+    return Markup::markAsHtml($text);
 }
 
 /**
diff --git a/resources/assets/javascripts/bootstrap/application.js b/resources/assets/javascripts/bootstrap/application.js
index c6ffe3522808be2c8541798cc8dc30a78383d568..1629b9baec47e6d972461069284207cc2e9fd92a 100644
--- a/resources/assets/javascripts/bootstrap/application.js
+++ b/resources/assets/javascripts/bootstrap/application.js
@@ -97,8 +97,6 @@ STUDIP.domReady(function () {
 });
 
 STUDIP.ready((event) => {
-    jQuery('.add_toolbar', event.target).addToolbar();
-
     STUDIP.Forms.initialize(event.target);
     STUDIP.Markup.element(event.target);
 });
diff --git a/resources/assets/javascripts/bootstrap/wiki.js b/resources/assets/javascripts/bootstrap/wiki.js
index 24f31190384f8a0e3769f8a7a561470d67320275..25a277b2602f618eb72721dfcd38a2a9eeb5dbbd 100644
--- a/resources/assets/javascripts/bootstrap/wiki.js
+++ b/resources/assets/javascripts/bootstrap/wiki.js
@@ -16,12 +16,10 @@ $(document).on('click', '#wiki button[name="submit-and-edit"]', function(event)
         i,
         wysiwyg_editor = false;
 
-    if (STUDIP.editor_enabled) {
-        const textarea = $('textarea[name="body"]', form).get(0);
-        if (textarea) {
-            wysiwyg_editor = STUDIP.wysiwyg.getEditor(textarea);
-            wysiwyg_editor.sourceElement.value = STUDIP.wysiwyg.markAsHtml(wysiwyg_editor.getData());
-        }
+    const textarea = $('textarea[name="body"]', form).get(0);
+    if (textarea) {
+        wysiwyg_editor = STUDIP.wysiwyg.getEditor(textarea);
+        wysiwyg_editor.sourceElement.value = STUDIP.wysiwyg.markAsHtml(wysiwyg_editor.getData());
     }
 
     form_data = form.serializeArray();
@@ -115,20 +113,6 @@ $(document).on('click', '#wiki button[name="submit-and-edit"]', function(event)
     event.preventDefault();
 });
 
-$(document).on('keyup change', '#wiki textarea[name=body]', function() {
-    // Disable "save and edit" button if text was not changed
-    $('#wiki button[name="submit-and-edit"]').prop('disabled', this.value === this.defaultValue);
-});
-
-STUDIP.domReady(() => {
-    if (!STUDIP.editor_enabled) {
-        // Trigger above disable mechanism only when not using wysiwyg
-        $('#wiki textarea[name=body]').change();
-    } else {
-        $(document).off('keyup change', '#wiki textarea[name=body]');
-    }
-});
-
 $(document).on('change', '#wiki-config .global-permissions :checkbox', function () {
     if ($(this).is(':checked')) {
         return;
diff --git a/resources/assets/javascripts/bootstrap/wysiwyg.js b/resources/assets/javascripts/bootstrap/wysiwyg.js
index 39eaa713c581eaba7fa82763f650b612015b083b..92479d2be88b479dfd9e13bee16f21f0a940cc8c 100644
--- a/resources/assets/javascripts/bootstrap/wysiwyg.js
+++ b/resources/assets/javascripts/bootstrap/wysiwyg.js
@@ -1,22 +1,20 @@
 STUDIP.domReady(() => {
-    if (STUDIP.editor_enabled) {
-        // replace areas visible on page load
-        replaceVisibleTextareas();
+    // replace areas visible on page load
+    replaceVisibleTextareas();
 
-        // update the height of the editor view on focus changes in dialogs
-        $(document).on('focus blur', '.studip-dialog .ck-editor__editable_inline', function(event) {
-            let height = this.clientHeight;
-            let editor = this.ckeditorInstance;
-            editor.editing.view.change(writer => {
-                writer.setStyle('height', height + 'px', editor.editing.view.document.getRoot());
-            });
+    // update the height of the editor view on focus changes in dialogs
+    $(document).on('focus blur', '.studip-dialog .ck-editor__editable_inline', function(event) {
+        let height = this.clientHeight;
+        let editor = this.ckeditorInstance;
+        editor.editing.view.change(writer => {
+            writer.setStyle('height', height + 'px', editor.editing.view.document.getRoot());
         });
+    });
 
-        // replace areas that are created or shown after page load
-        // remove editors that become hidden after page load
-        // show, hide and create do not raise an event, use interval timer
-        setInterval(replaceVisibleTextareas, 300);
-    }
+    // replace areas that are created or shown after page load
+    // remove editors that become hidden after page load
+    // show, hide and create do not raise an event, use interval timer
+    setInterval(replaceVisibleTextareas, 300);
 
     // when attaching to hidden textareas, or textareas who's parents are
     // hidden, the editor does not function properly; therefore attach to
diff --git a/resources/assets/javascripts/init.js b/resources/assets/javascripts/init.js
index 27039d6fd3a964d87ab85a03bd28cda6a152365e..3ec1960da5d197c3051feb6e2395653de03960f2 100644
--- a/resources/assets/javascripts/init.js
+++ b/resources/assets/javascripts/init.js
@@ -75,7 +75,6 @@ import Statusgroups from './lib/statusgroups.js';
 import study_area_selection from './lib/study_area_selection.js';
 import Table from './lib/table.js';
 import TableOfContents from './lib/table-of-contents.js';
-import Toolbar from './lib/toolbar.js';
 import Tooltip from './lib/tooltip.js';
 import Tour from './lib/tour.js';
 import * as Gettext from './lib/gettext.js';
@@ -162,7 +161,6 @@ window.STUDIP = _.assign(window.STUDIP || {}, {
     study_area_selection,
     Table,
     TableOfContents,
-    Toolbar,
     Tooltip,
     Tour,
     URLHelper,
diff --git a/resources/assets/javascripts/jquery-bundle.js b/resources/assets/javascripts/jquery-bundle.js
index 82053f67431b15fdee30974c065da79e14d0a69c..bdee32de161aef5d3d2e7a105e219ae06fef9a2c 100644
--- a/resources/assets/javascripts/jquery-bundle.js
+++ b/resources/assets/javascripts/jquery-bundle.js
@@ -77,16 +77,6 @@ import 'blueimp-file-upload/js/jquery.iframe-transport.js';
 import './jquery/autoresize.jquery.min.js';
 
 import { $gettext } from './lib/gettext.js';
-import Toolbar from './lib/toolbar.js';
-
-$.fn.extend({
-    // Adds the toolbar to an element
-    addToolbar: function(button_set) {
-        return this.each(function() {
-            Toolbar.initialize(this, button_set);
-        });
-    }
-});
 
 // Create jQuery "plugin" that just reverses the elements' order. This is
 // neccessary since the navigation is built and afterwards, we need to
diff --git a/resources/assets/javascripts/lib/forum.js b/resources/assets/javascripts/lib/forum.js
index fb2e4c714f54d7c850d0089b356a43f89a648c17..c2f0d7c0cbf98b7ae10dfcc8fe00b0df9577b998 100644
--- a/resources/assets/javascripts/lib/forum.js
+++ b/resources/assets/javascripts/lib/forum.js
@@ -308,10 +308,7 @@ const Forum = {
         // usually the wysiwyg editor does this automatically,
         // but since there is no submit event the editor does not
         // get notified
-        if (STUDIP.editor_enabled) {
-            // wysiwyg is active, ensure HTML markers are set
-            textarea.val(STUDIP.wysiwyg.markAsHtml(textarea.val()));
-        }
+        textarea.val(STUDIP.wysiwyg.markAsHtml(textarea.val()));
 
         // remember current textarea value
         textarea.data('reset', textarea.val());
@@ -332,7 +329,6 @@ const Forum = {
                 STUDIP.Markup.element('span[data-topic-content=' + topic_id +']');
 
                 // hide the other stuff
-                jQuery('div[id*=preview]').parent().hide();
                 jQuery('span[data-edit-topic=' + topic_id +']').hide();
                 jQuery('span[data-show-topic=' + topic_id +']').show();
 
@@ -349,8 +345,6 @@ const Forum = {
     },
 
     cancelEditEntry: function (topic_id) {
-        jQuery('div[id*=preview]').parent().hide();
-
         jQuery('span[data-edit-topic=' + topic_id +'] input[name=name]').val(
             jQuery('span[data-edit-topic=' + topic_id +'] input[name=name]').data('reset')
         );
@@ -457,28 +451,14 @@ const Forum = {
         // - studipQuotePlugin > insertStudipQuote
         //   public/assets/javascripts/ckeditor/plugins/studip-quote/plugin.js
 
-        if (STUDIP.editor_enabled) {
-            // quote with HTML markup
-            var author = '';
-            if (name) {
-                var writtenBy = $gettext('%s hat geschrieben:');
-                author = '<div class="author">'
-                    + writtenBy.replace('%s', name)
-                    + '</div>';
-            }
-            return '<blockquote>' + author + text + '</blockquote><p>&nbsp;</p>';
-        }
-
-        if (STUDIP.wysiwyg.isHtml(text)) {
-            // remove HTML before quoting
-            text = jQuery(text).text();
-        }
-
-        // quote with Stud.IP markup
+        var author = '';
         if (name) {
-            return '[quote=' + name + ']\n' + text + '\n[/quote]\n';
+            var writtenBy = $gettext('%s hat geschrieben:');
+            author = '<div class="author">'
+                + writtenBy.replace('%s', name)
+                + '</div>';
         }
-        return '[quote]\n' + text + '\n[/quote]\n';
+        return '<blockquote>' + author + text + '</blockquote><p>&nbsp;</p>';
     },
 
     forwardEntry: function(topic_id) {
@@ -537,25 +517,6 @@ const Forum = {
         });
     },
 
-    preview: function (text_element_id, preview_id) {
-        var posting = {};
-        posting.posting = jQuery('textarea[data-textarea=' + text_element_id + ']').val();
-        if (STUDIP.editor_enabled) {
-            posting.posting = STUDIP.wysiwyg.markAsHtml(posting.posting);
-        }
-
-        jQuery.ajax(STUDIP.URLHelper.getURL('dispatch.php/course/forum/index/preview?cid=' + STUDIP.Forum.seminar_id), {
-            type: 'POST',
-            data: posting,
-            success: function (html) {
-                jQuery('div[id*=preview]').parent().hide();
-                jQuery('#' + preview_id).html(html);
-                STUDIP.Markup.element('#' + preview_id);
-                jQuery('#' + preview_id).parent().show();
-            }
-        });
-    },
-
     loadAction: function(element, action) {
         jQuery(element).load(STUDIP.URLHelper.getURL('dispatch.php/course/forum/index/'
             + action + '?cid=' + STUDIP.Forum.seminar_id))
diff --git a/resources/assets/javascripts/lib/messages.js b/resources/assets/javascripts/lib/messages.js
index 886d527087a4813afe8ad70b1c010a1a6aba034e..dbb27939607594db6ab3cff6c081fe82870f5a6e 100644
--- a/resources/assets/javascripts/lib/messages.js
+++ b/resources/assets/javascripts/lib/messages.js
@@ -252,31 +252,6 @@ const Messages = {
         if (jQuery('#' + name).is(':visible')) {
             jQuery('#' + name)[0].scrollIntoView(false);
         }
-    },
-    previewComposedMessage: function() {
-        var old_written_text = '',
-            written_text = jQuery('textarea[name=message_body]').val();
-        var updatePreview = function() {
-            written_text = jQuery('textarea[name=message_body]').val();
-            if (old_written_text !== written_text) {
-                jQuery.ajax({
-                    url: STUDIP.ABSOLUTE_URI_STUDIP + 'dispatch.php/messages/preview',
-                    data: {
-                        text: STUDIP.editor_enabled ? STUDIP.wysiwyg.markAsHtml(written_text) : written_text
-                    },
-                    type: 'POST',
-                    success: function(html) {
-                        jQuery('#preview .message_body').html(html);
-                        Markup.element('#preview .message_body');
-                    }
-                });
-                old_written_text = written_text;
-            }
-            if (jQuery('#preview .message_body').is(':visible')) {
-                window.setTimeout(updatePreview, 1000);
-            }
-        };
-        updatePreview();
     }
 };
 
diff --git a/resources/assets/javascripts/lib/toolbar.js b/resources/assets/javascripts/lib/toolbar.js
deleted file mode 100644
index c707b49df631ca03fe118c654ee5fef331cc6e0e..0000000000000000000000000000000000000000
--- a/resources/assets/javascripts/lib/toolbar.js
+++ /dev/null
@@ -1,100 +0,0 @@
-import { $gettext } from './gettext.js';
-import ToolbarButtonset from './toolbar_buttonset.js';
-import Dialog from './dialog.js';
-
-function getElementWidth(element) {
-    var proxy = null;
-
-    // Special case: Handle i18n hidden textareas
-    // - Hidden textareas have no dimensions thus we need to proxy the
-    //   width from the first visible element in the i18n group
-    if ($(element).is(':hidden') && $(element).closest('.i18n_group').length > 0) {
-        proxy = $(element)
-            .closest('.i18n_group')
-            .find('div.i18n:visible')
-            .children()
-            .first();
-        if (proxy.length > 0) {
-            element = proxy;
-        }
-    }
-
-    return $(element).css('width') || $(element).outerWidth(true);
-}
-
-const Toolbar = {
-    buttonSet: ToolbarButtonset,
-
-    // Initializes (adds) a toolbar the passed textarea element
-    initialize: function(element, button_set) {
-        var $element = $(element),
-            wrap,
-            toolbar;
-
-        // don't initialize toolbar for wysiwyg textareas
-        if (STUDIP.editor_enabled && $element.hasClass('wysiwyg')) {
-            return;
-        }
-
-        // Bail out if the element is not a tetarea or a toolbar has already
-        // been applied
-        if (!$element.is('textarea') || $element.data('toolbar-added')) {
-            return;
-        }
-
-        button_set = button_set || Toolbar.buttonSet;
-
-        // Add flag so one element will never have more than one toolbar
-        $element.data('toolbar-added', true);
-
-        // Create toolbar element
-        toolbar = $('<div class="buttons">');
-
-        // Assemble toolbar
-        ['left', 'right'].forEach(function(position) {
-            var buttons = $('<span>').addClass(position);
-            $.each(button_set[position], function(name, format) {
-                var button = $('<span>').addClass(name),
-                    label = format.label || name;
-
-                if (format.icon) {
-                    label = $('<img>', {
-                        alt: format.label || name,
-                        src: STUDIP.ASSETS_URL + 'images/icons/blue/' + format.icon + '.svg'
-                    });
-                }
-
-                button
-                    .html(label)
-                    .button()
-                    .click(function() {
-                        var selection = $element.getSelection(),
-                            result = format.evaluate(selection, $element, this) || selection,
-                            replacement = $.isPlainObject(result)
-                                ? result.replacement
-                                : result === undefined
-                                    ? selection
-                                    : result,
-                            offset = $.isPlainObject(result) ? result.offset : (result || '').length;
-                        $element.replaceSelection(replacement, offset).change();
-                        return false;
-                    });
-
-                buttons.append(button);
-            });
-            toolbar.append(buttons);
-        });
-
-        // Attach toolbar to the specified element
-        wrap = $('<div class="editor_toolbar">').css({
-            width: getElementWidth($element),
-            display: $element.css('display')
-        });
-        $element
-            .css('width', '100%')
-            .wrap(wrap)
-            .before(toolbar);
-    }
-};
-
-export default Toolbar;
diff --git a/resources/assets/javascripts/lib/toolbar_buttonset.js b/resources/assets/javascripts/lib/toolbar_buttonset.js
deleted file mode 100644
index cd92f545518c63348d46949d0e05503edddd7da6..0000000000000000000000000000000000000000
--- a/resources/assets/javascripts/lib/toolbar_buttonset.js
+++ /dev/null
@@ -1,67 +0,0 @@
-// Creates a wrapper function that wraps the passed string using the
-// passed prefix and suffix. If the suffix is omitted, it will be replaced
-// by the prefix.
-// Be aware that the wrap function will not wrap a string twice.
-function createWrap(prefix, suffix) {
-    if (suffix === undefined) {
-        suffix = prefix;
-    }
-    return function(string) {
-        if (string.substr(0, prefix.length) === prefix && string.substr(-suffix.length) === suffix) {
-            return string;
-        }
-        if (string) {
-            return prefix + string + suffix;
-        }
-        return {
-            replacement: prefix + suffix,
-            offset: prefix.length
-        };
-    };
-}
-
-// Define default stud.ip button set
-const buttonSet = {
-    left: {
-        bold: { label: '<strong>B</strong>', evaluate: createWrap('**') },
-        italic: { label: '<em>i</em>', evaluate: createWrap('%%') },
-        underline: { label: '<u>u</u>', evaluate: createWrap('__') },
-        strikethrough: { label: '<del>u</del>', evaluate: createWrap('{-', '-}') },
-        code: { label: '<code>code</code>', evaluate: createWrap('[code]', '[/code]') },
-        larger: { label: 'A+', evaluate: createWrap('++') },
-        smaller: { label: 'A-', evaluate: createWrap('--') },
-        signature: { label: 'signature', evaluate: createWrap('', '\u2013~~~') },
-        link: {
-            label: 'link',
-            evaluate: function(string) {
-                string = string || window.prompt('Text:') || '';
-                if (string.length === 0) {
-                    return string;
-                }
-
-                var url = window.prompt('URL:') || '';
-                return url.length === 0 ? string : '[' + string + ']' + url;
-            }
-        },
-        image: {
-            label: 'img',
-            evaluate: function(string) {
-                var url = window.prompt('URL:') || '';
-                return url.length === 0 ? string : '[img]' + url;
-            }
-        }
-    },
-    right: {
-        help: {
-            label: '?',
-            evaluate: function() {
-                var url = $('link[rel=help].text-format').attr('href'),
-                    win;
-                win = window.open(url, '_blank');
-                win.opener = null;
-            }
-        }
-    }
-};
-
-export default buttonSet;
diff --git a/resources/vue/components/I18nTextarea.vue b/resources/vue/components/I18nTextarea.vue
index 6d31d7b94643eedf516e82ba55a8b57bd2ff137a..1b103b43044c8bcc6f75cfb44c72b16a1d969e02 100644
--- a/resources/vue/components/I18nTextarea.vue
+++ b/resources/vue/components/I18nTextarea.vue
@@ -25,14 +25,7 @@
                             v-bind="$attrs"
                             v-on="$listeners"
                             :required="required && defaultLanguage === selectedLanguage.id"
-                            v-else-if="type === 'wysiwyg' && !wysiwyg_disabled"></studip-wysiwyg>
-            <textarea-with-toolbar :name="nameOfInput(selectedLanguage.id)"
-                                   ref="inputfield"
-                                   v-else
-                                   v-model="values[selectedLanguage.id]"
-                                   v-bind="$attrs"
-                                   :required="required && defaultLanguage === selectedLanguage.id"
-                                   v-on="$listeners"></textarea-with-toolbar>
+                            v-else></studip-wysiwyg>
         </div>
         <input type="hidden"
                v-for="language in otherLanguages"
@@ -72,14 +65,7 @@
                         v-bind="$attrs"
                         v-on="$listeners"
                         :required="required"
-                        v-else-if="type === 'wysiwyg' && !wysiwyg_disabled"></studip-wysiwyg>
-        <textarea-with-toolbar :name="name"
-                               ref="inputfield"
-                               v-else
-                               v-model="values[selectedLanguage.id]"
-                               v-bind="$attrs"
-                               :required="required"
-                               v-on="$listeners"></textarea-with-toolbar>
+                        v-else></studip-wysiwyg>
     </div>
 </template>
 
@@ -109,11 +95,6 @@ export default {
             required: false,
             default: ""
         },
-        wysiwyg_disabled: {
-            type: Boolean,
-            required: false,
-            default: false
-        },
         required: {
             type: Boolean,
             required: false,
@@ -200,7 +181,7 @@ export default {
                     let name = this.nameOfInput(this.languages[i].id);
                     let value = newValue[this.languages[i].id];
 
-                    if (this.type === 'wysiwyg' && STUDIP.editor_enabled && value !== null) {
+                    if (this.type === 'wysiwyg' && value !== null) {
                         value = STUDIP.wysiwyg.markAsHtml(value);
                     }
 
diff --git a/resources/vue/components/StudipWysiwyg.vue b/resources/vue/components/StudipWysiwyg.vue
index df58bc22f41246e5f323520a16cacd2d2cf69c64..e343e80bc686f6ff12dc9be4497fa2ba2c3525bb 100644
--- a/resources/vue/components/StudipWysiwyg.vue
+++ b/resources/vue/components/StudipWysiwyg.vue
@@ -1,24 +1,15 @@
 <template>
     <ckeditor
-        v-if="enabled"
         :editor="editor"
         :config="editorConfig"
         @ready="prefill"
         v-model="currentText"
         @input="onInput"
     />
-    <textarea
-        v-else
-        :value="text"
-        @input="$emit('input', $event.target.value)"
-        ref="textarea"
-        class="studip-wysiwyg wysiwyg"
-    ></textarea>
 </template>
 
 <script>
 import { ClassicEditor, BalloonEditor } from '../../assets/javascripts/chunks/wysiwyg.js';
-import Toolbar from '../../assets/javascripts/lib/toolbar.js';
 
 export default {
     name: 'studip-wysiwyg',
@@ -55,9 +46,6 @@ export default {
             }
             throw new Error('Unknown `editorType`');
         },
-        enabled() {
-            return STUDIP.editor_enabled;
-        },
     },
     methods: {
         prefill(editor) {
@@ -71,10 +59,5 @@ export default {
     created() {
         STUDIP.loadChunk('mathjax');
     },
-    mounted() {
-        if (!this.enabled) {
-            Toolbar.initialize(this.$refs.textarea);
-        }
-    },
 };
 </script>
diff --git a/resources/vue/components/TextareaWithToolbar.vue b/resources/vue/components/TextareaWithToolbar.vue
index 498c5d18eec610853a6641723919aa13f221d181..7e35602fba52a833b55d689d83686d24c0845e81 100644
--- a/resources/vue/components/TextareaWithToolbar.vue
+++ b/resources/vue/components/TextareaWithToolbar.vue
@@ -24,9 +24,6 @@ export default {
                 this.$emit('input', newContent);
             }
         }
-    },
-    mounted () {
-        $(this.$refs.textarea).addToolbar();
     }
 }
 </script>
diff --git a/templates/datafields/textmarkup.php b/templates/datafields/textmarkup.php
index e876d132f2c029e5470ce35b50199b64d70fc97f..9db4afd5117523c8928fd74c4e9156f44bf7cb19 100644
--- a/templates/datafields/textmarkup.php
+++ b/templates/datafields/textmarkup.php
@@ -9,7 +9,7 @@
 
     <textarea name="<?= $name ?>[<?= $model->id ?>]"
               id="<?= $name ?>_<?= $model->id ?>"
-              class="add_toolbar wysiwyg"
+              class="wysiwyg"
               <?= !$entry->isEditable() ? "disabled" : "" ?>
               <? if ($model->is_required) echo 'required'; ?>
     ><?= wysiwygReady($value) ?></textarea>
diff --git a/templates/datafields/textmarkupi18n.php b/templates/datafields/textmarkupi18n.php
index 3e7229a39d6cc5ff665ce7e7d0afadac1ccf9556..11f765e045e4ddb1c9fcbf333925c72a638fe1bb 100644
--- a/templates/datafields/textmarkupi18n.php
+++ b/templates/datafields/textmarkupi18n.php
@@ -8,7 +8,7 @@
     <? endif ?>
 
     <? if ($entry->isEditable()) : ?>
-        <?= I18N::textarea($name, $value, ['class' => 'add_toolbar wysiwyg', 'required' => (bool) $model->is_required, 'locale_names' => $locale_names]) ?>
+        <?= I18N::textarea($name, $value, ['class' => 'wysiwyg', 'required' => (bool) $model->is_required, 'locale_names' => $locale_names]) ?>
     <? else : ?>
         <textarea name="<?= $name ?>[<?= $model->id ?>]"
                   id="<?= $name ?>_<?= $model->id ?>"
diff --git a/templates/forms/i18n_formatted_input.php b/templates/forms/i18n_formatted_input.php
index 6466731b1a717605510b73e15a872f36b915a820..425b1aebb954f4d405564ef630152fc1bdbbafa8 100644
--- a/templates/forms/i18n_formatted_input.php
+++ b/templates/forms/i18n_formatted_input.php
@@ -13,6 +13,6 @@
                    value="<?= htmlReady($value) ?>"
                    @allinputs="setInputs"
                    @selectlanguage="(language_id) => selectLanguage('<?= htmlReady($this->name) ?>', language_id)"
-                   :wysiwyg_disabled="<?= \Config::get()->WYSIWYG ? 'false' : 'true' ?>" <?= $required ? 'required' : '' ?>>
+                   <?= $required ? 'required' : '' ?>>
     </i18n-textarea>
     </div>
diff --git a/templates/layouts/base.php b/templates/layouts/base.php
index 8dc2444c0ca6f711632cd2d926b46fbfd34ad211..3378d881998f48abe4712463f4c5df18e9e0d953 100644
--- a/templates/layouts/base.php
+++ b/templates/layouts/base.php
@@ -46,7 +46,8 @@ $lang_attr = str_replace('_', '-', $_SESSION['_language']);
                              is_object($GLOBALS['perm']) &&
                              $GLOBALS['perm']->have_perm('autor') &&
                              PersonalNotifications::isActivated()) ?>,
-            wysiwyg_enabled: <?= json_encode((bool) Config::get()->WYSIWYG) ?>,
+            wysiwyg_enabled: true,
+            editor_enabled: true,
             server_timestamp: <?= time() ?>,
             config: <?= json_encode([
                 'ACTIONMENU_THRESHOLD' => Config::get()->ACTION_MENU_THRESHOLD,
@@ -59,15 +60,13 @@ $lang_attr = str_replace('_', '-', $_SESSION['_language']);
     <?= PageLayout::getHeadElements() ?>
 
     <script>
-    window.STUDIP.editor_enabled = <?= json_encode((bool) Studip\Markup::editorEnabled()) ?>;
-
-    setTimeout(() => {
-        // This needs to be put in a timeout since otherwise it will not match
-        if (STUDIP.Responsive.isResponsive()) {
-            document.querySelector('html').classList.add('responsive-display');
-        }
-    }, 0);
-</script>
+        setTimeout(() => {
+            // This needs to be put in a timeout since otherwise it will not match
+            if (STUDIP.Responsive.isResponsive()) {
+                document.querySelector('html').classList.add('responsive-display');
+            }
+        }, 0);
+    </script>
 </head>
 
 <body id="<?= PageLayout::getBodyElementId() ?>" <? if (!PageLayout::isSidebarEnabled()) echo 'class="no-sidebar"'; ?>>
diff --git a/templates/wiki/edit.php b/templates/wiki/edit.php
index 3e42108a39d5f2ebbce11b9442e6cda1efe94d40..fab85eb0a935b2bfc374a1456520deb12a16ce85 100644
--- a/templates/wiki/edit.php
+++ b/templates/wiki/edit.php
@@ -12,7 +12,7 @@
         <input type="hidden" name="cmd" value="show">
 
         <br>
-        <textarea name="body" class="wiki-editor add_toolbar wysiwyg size-l" data-editor="extraPlugins=WikiLink"
+        <textarea name="body" class="wiki-editor wysiwyg size-l" data-editor="extraPlugins=WikiLink"
         ><?= wysiwygReady($body) ?></textarea>
     </fieldset>
 
diff --git a/tests/unit/lib/classes/MarkupClassTest.php b/tests/unit/lib/classes/MarkupClassTest.php
index 982d15595a2e1f63e71ae53849c18878d8ac6a17..d1c35b199a8651a808bb5c7f4952884e12195e6e 100644
--- a/tests/unit/lib/classes/MarkupClassTest.php
+++ b/tests/unit/lib/classes/MarkupClassTest.php
@@ -55,8 +55,6 @@ class MarkupClassTest extends \Codeception\Test\Unit
      */
     public function testRemoveHTML(string $input, string $expected): void
     {
-        Config::set(new Config(['WYSIWYG' => true]));
-
         $this->assertEquals($expected, Studip\Markup::removeHtml(Studip\Markup::markAsHtml($input)));
     }
 
@@ -165,7 +163,6 @@ class MarkupClassTest extends \Codeception\Test\Unit
             # fake Stud.IP web server set-up
             fakeServer($test['uri'], $test['domains']);
             Config::get()->LOAD_EXTERNAL_MEDIA = $test['externalMedia'];
-            //echoWebGlobals(); // call to help with debugging
 
             # test getMediaUrl
             try {