diff --git a/scripts/langindex.json b/scripts/langindex.json
index b245d6a4e..70cc0b1cc 100644
--- a/scripts/langindex.json
+++ b/scripts/langindex.json
@@ -657,6 +657,7 @@
   "addon.mod_forum.posttoforum": "forum",
   "addon.mod_forum.posttomygroups": "forum",
   "addon.mod_forum.privatereply": "forum",
+  "addon.mod_forum.qandanotify": "forum",
   "addon.mod_forum.re": "forum",
   "addon.mod_forum.refreshposts": "local_moodlemobileapp",
   "addon.mod_forum.removefromfavourites": "forum",
diff --git a/src/addons/mod/assign/components/index/addon-mod-assign-index.html b/src/addons/mod/assign/components/index/addon-mod-assign-index.html
index 599a85136..028cec0b9 100644
--- a/src/addons/mod/assign/components/index/addon-mod-assign-index.html
+++ b/src/addons/mod/assign/components/index/addon-mod-assign-index.html
@@ -127,6 +127,11 @@
                 <ion-label>{{ 'addon.mod_assign.'+summary.warnofungroupedusers | translate }}</ion-label>
             </ion-item>
         </ion-card>
+
+        <div collapsible-footer *ngIf="!showLoading" slot="fixed">
+            <core-course-module-navigation [courseId]="courseId" [currentModuleId]="module.id">
+            </core-course-module-navigation>
+        </div>
     </ng-container>
 
     <!-- If it's a student, display his submission. -->
diff --git a/src/addons/mod/forum/components/index/index.html b/src/addons/mod/forum/components/index/index.html
index 34c075f39..5ddd4c954 100644
--- a/src/addons/mod/forum/components/index/index.html
+++ b/src/addons/mod/forum/components/index/index.html
@@ -31,12 +31,20 @@
             </ion-item>
         </ion-card>
 
+        <!-- Q&A message. -->
+        <ion-card class="core-info-card" *ngIf="showQAMessage">
+            <ion-item>
+                <ion-icon name="fas-info-circle" slot="start" aria-hidden="true"></ion-icon>
+                <ion-label>{{ 'addon.mod_forum.qandanotify' | translate }}</ion-label>
+            </ion-item>
+        </ion-card>
+
         <ng-container *ngIf="forum">
-            <core-empty-box *ngIf="!discussions || discussions.empty" icon="far-comments"
+            <core-empty-box *ngIf="!discussions || !discussions.hasDiscussions" icon="far-comments"
                 [message]="'addon.mod_forum.forumnodiscussionsyet' | translate">
             </core-empty-box>
 
-            <div *ngIf="discussions && !discussions.empty && sortingAvailable && selectedSortOrder" class="ion-text-wrap">
+            <div *ngIf="discussions?.hasDiscussions && sortingAvailable && selectedSortOrder" class="ion-text-wrap">
                 <core-combobox [modalOptions]="sortOrderSelectorModalOptions" listboxId="addon-mod-forum-sort-selector"
                     [label]="('core.sort' | translate)" (onChange)="setSortOrder($event)" [selection]="selectedSortOrder.label | translate"
                     interface="modal">
diff --git a/src/addons/mod/forum/components/index/index.ts b/src/addons/mod/forum/components/index/index.ts
index 849453c42..a9c6fc7e8 100644
--- a/src/addons/mod/forum/components/index/index.ts
+++ b/src/addons/mod/forum/components/index/index.ts
@@ -85,6 +85,7 @@ export class AddonModForumIndexComponent extends CoreCourseModuleMainActivityCom
     sortOrders: AddonModForumSortOrder[] = [];
     canPin = false;
     hasOfflineRatings = false;
+    showQAMessage = false;
     sortOrderSelectorModalOptions: ModalOptions = {
         component: AddonModForumSortOrderSelectorComponent,
     };
@@ -345,8 +346,9 @@ export class AddonModForumIndexComponent extends CoreCourseModuleMainActivityCom
         }
 
         const forum = this.forum;
+        const showDueDateMessage = !CoreSites.getCurrentSite()?.isVersionGreaterEqualThan('3.11');
         this.description = forum.intro || this.description;
-        this.availabilityMessage = AddonModForumHelper.getAvailabilityMessage(forum);
+        this.availabilityMessage = AddonModForumHelper.getAvailabilityMessage(forum, showDueDateMessage);
         this.descriptionNote = Translate.instant('addon.mod_forum.numdiscussions', {
             numdiscussions: forum.numdiscussions,
         });
@@ -403,6 +405,7 @@ export class AddonModForumIndexComponent extends CoreCourseModuleMainActivityCom
                     const cutoffDateReached = AddonModForumHelper.isCutoffDateReached(forum)
                                     && !accessInfo.cancanoverridecutoff;
                     this.canAddDiscussion = !!forum.cancreatediscussions && !cutoffDateReached;
+                    this.showQAMessage = forum.type === 'qanda' && !accessInfo.canviewqandawithoutposting;
 
                     return;
                 }),
@@ -702,4 +705,16 @@ class AddonModForumDiscussionsManager extends CoreListItemsManager<AddonModForum
         }
     }
 
+    /**
+     * Check whether there is any discussion in the items.
+     *
+     * @return Whether there is a discussion.
+     */
+    get hasDiscussions(): boolean {
+        const source = this.getSource();
+        const items = source.getItems();
+
+        return items !== null && items.some(item => !source.isNewDiscussionForm(item));
+    }
+
 }
diff --git a/src/addons/mod/forum/lang.json b/src/addons/mod/forum/lang.json
index 86e48abf7..1c30bcf6a 100644
--- a/src/addons/mod/forum/lang.json
+++ b/src/addons/mod/forum/lang.json
@@ -49,6 +49,7 @@
     "posttoforum": "Post to forum",
     "posttomygroups": "Post a copy to all groups",
     "privatereply": "Reply privately",
+    "qandanotify": "This is a question and answer forum. In order to see other responses to these questions, you must first post your answer",
     "re": "Re:",
     "refreshposts": "Refresh posts",
     "removefromfavourites": "Unstar this discussion",
diff --git a/src/addons/mod/forum/pages/discussion/discussion.html b/src/addons/mod/forum/pages/discussion/discussion.html
index 44a517136..1c5b8d781 100644
--- a/src/addons/mod/forum/pages/discussion/discussion.html
+++ b/src/addons/mod/forum/pages/discussion/discussion.html
@@ -84,6 +84,14 @@
             </ion-item>
         </ion-card>
 
+        <!-- Q&A message. -->
+        <ion-card class="core-info-card" *ngIf="showQAMessage">
+            <ion-item>
+                <ion-icon name="fas-info-circle" slot="start" aria-hidden="true"></ion-icon>
+                <ion-label>{{ 'addon.mod_forum.qandanotify' | translate }}</ion-label>
+            </ion-item>
+        </ion-card>
+
         <div *ngIf="startingPost" class="ion-margin-bottom">
             <addon-mod-forum-post [post]="startingPost" [discussion]="discussion" [courseId]="courseId" [highlight]="true"
                 [discussionId]="discussionId" [component]="component" [componentId]="cmId" [formData]="formData"
diff --git a/src/addons/mod/forum/pages/discussion/discussion.page.ts b/src/addons/mod/forum/pages/discussion/discussion.page.ts
index 9ed21d8b6..b7c88be26 100644
--- a/src/addons/mod/forum/pages/discussion/discussion.page.ts
+++ b/src/addons/mod/forum/pages/discussion/discussion.page.ts
@@ -105,6 +105,7 @@ export class AddonModForumDiscussionPage implements OnInit, AfterViewInit, OnDes
     cmId?: number;
     canPin = false;
     availabilityMessage: string | null = null;
+    showQAMessage = false;
     leavingPage = false;
 
     protected forumId?: number;
@@ -493,6 +494,11 @@ export class AddonModForumDiscussionPage implements OnInit, AfterViewInit, OnDes
                                 });
                             }
 
+                            // Show Q&A message if user hasn't posted.
+                            const currentUserId = CoreSites.getCurrentSiteUserId();
+                            this.showQAMessage = forum.type === 'qanda' && !accessInfo.canviewqandawithoutposting &&
+                                !posts.some(post => post.author.id === currentUserId);
+
                             return;
                         }),
                 );
diff --git a/src/addons/mod/forum/services/forum-helper.ts b/src/addons/mod/forum/services/forum-helper.ts
index 47c2bd0cc..a9c26c9f5 100644
--- a/src/addons/mod/forum/services/forum-helper.ts
+++ b/src/addons/mod/forum/services/forum-helper.ts
@@ -278,23 +278,26 @@ export class AddonModForumHelperProvider {
      * Returns the availability message of the given forum.
      *
      * @param forum Forum instance.
+     * @param getDueDateMessage Whether to get due date message. If false, only cutoff date message will be returned.
      * @return Message or null if the forum has no cut-off or due date.
      */
-    getAvailabilityMessage(forum: AddonModForumData): string | null {
+    getAvailabilityMessage(forum: AddonModForumData, getDueDateMessage = true): string | null {
         if (this.isCutoffDateReached(forum)) {
             return Translate.instant('addon.mod_forum.cutoffdatereached');
         }
 
-        if (this.isDueDateReached(forum)) {
-            const dueDate = CoreTimeUtils.userDate(forum.duedate * 1000);
+        if (getDueDateMessage) {
+            if (this.isDueDateReached(forum)) {
+                const dueDate = CoreTimeUtils.userDate(forum.duedate * 1000);
 
-            return Translate.instant('addon.mod_forum.thisforumisdue', { $a: dueDate });
-        }
+                return Translate.instant('addon.mod_forum.thisforumisdue', { $a: dueDate });
+            }
 
-        if ((forum.duedate ?? 0) > 0) {
-            const dueDate = CoreTimeUtils.userDate(forum.duedate! * 1000);
+            if (forum.duedate && forum.duedate > 0) {
+                const dueDate = CoreTimeUtils.userDate(forum.duedate * 1000);
 
-            return Translate.instant('addon.mod_forum.thisforumhasduedate', { $a: dueDate });
+                return Translate.instant('addon.mod_forum.thisforumhasduedate', { $a: dueDate });
+            }
         }
 
         return null;
diff --git a/src/addons/mod/glossary/components/index/addon-mod-glossary-index.html b/src/addons/mod/glossary/components/index/addon-mod-glossary-index.html
index 788686a95..69824078c 100644
--- a/src/addons/mod/glossary/components/index/addon-mod-glossary-index.html
+++ b/src/addons/mod/glossary/components/index/addon-mod-glossary-index.html
@@ -65,7 +65,7 @@
             </ng-container>
         </ion-list>
 
-        <core-empty-box *ngIf="(!entries || entries.empty) && (!isSearch || hasSearched)" icon="fas-list"
+        <core-empty-box *ngIf="(!entries || !entries.hasEntries) && (!isSearch || hasSearched)" icon="fas-list"
             [message]="'addon.mod_glossary.noentriesfound' | translate">
         </core-empty-box>
 
diff --git a/src/addons/mod/glossary/components/index/index.ts b/src/addons/mod/glossary/components/index/index.ts
index 8c3bbd65a..e0d559580 100644
--- a/src/addons/mod/glossary/components/index/index.ts
+++ b/src/addons/mod/glossary/components/index/index.ts
@@ -472,4 +472,13 @@ class AddonModGlossaryEntriesManager extends CoreListItemsManager<AddonModGlossa
         }
     }
 
+    /**
+     * Check whether there is any entry in the items.
+     *
+     * @return Whether there is an entry.
+     */
+    get hasEntries(): boolean {
+        return this.getSource().onlineEntries.length > 0 || this.getSource().offlineEntries.length > 0;
+    }
+
 }
diff --git a/src/core/features/course/components/module-info/core-course-module-info.html b/src/core/features/course/components/module-info/core-course-module-info.html
index 62ccf0e34..f01531b83 100644
--- a/src/core/features/course/components/module-info/core-course-module-info.html
+++ b/src/core/features/course/components/module-info/core-course-module-info.html
@@ -34,7 +34,7 @@
     </div>
 
     <!-- Availability info space. -->
-    <div class="core-module-availabilityinfo core-module-info-box-section" *ngIf="showAvailabilityInfo">
+    <div class="core-module-availabilityinfo core-module-info-box-section" *ngIf="showAvailabilityInfo && module.availabilityinfo">
         <ion-icon name="fas-lock" [attr.aria-label]="'core.restricted' | translate"></ion-icon>
         <core-format-text [text]="module.availabilityinfo" contextLevel="module" [contextInstanceId]="module.id" [courseId]="module.course">
         </core-format-text>