diff --git a/src/addons/messages/components/conversation-info/conversation-info.html b/src/addons/messages/components/conversation-info/conversation-info.html
index 1e8b058d3..f18c17a89 100644
--- a/src/addons/messages/components/conversation-info/conversation-info.html
+++ b/src/addons/messages/components/conversation-info/conversation-info.html
@@ -23,7 +23,8 @@
                         onError="this.src='assets/img/group-avatar.svg'">
                 </div>
                 <h2>
-                    <core-format-text [text]="conversation.name" contextLevel="system" [contextInstanceId]="0" />
+                    <!-- WS didn't filter the name, see MDL-81815. -->
+                    <core-format-text [text]="conversation.name" contextLevel="system" [contextInstanceId]="0" [wsNotFiltered]="true" />
                 </h2>
                 <p>
                     <core-format-text *ngIf="conversation.subname" [text]="conversation.subname" contextLevel="system"
diff --git a/src/addons/messages/pages/discussion/discussion.html b/src/addons/messages/pages/discussion/discussion.html
index b31c90905..91f99b7b2 100644
--- a/src/addons/messages/pages/discussion/discussion.html
+++ b/src/addons/messages/pages/discussion/discussion.html
@@ -9,7 +9,8 @@
                     onError="this.src='assets/img/group-avatar.svg'" core-external-content role="presentation" [siteId]="siteId">
                 <core-user-avatar *ngIf="loaded && otherMember" class="core-bar-button-image" [user]="otherMember" [linkProfile]="false"
                     [checkOnline]="otherMember.showonlinestatus" />
-                <core-format-text [text]="title" contextLevel="system" [contextInstanceId]="0" />
+                <!-- WS didn't filter the conversation name, see MDL-81815. -->
+                <core-format-text [text]="title" contextLevel="system" [contextInstanceId]="0" [wsNotFiltered]="true" />
                 <ion-icon *ngIf="conversation && conversation.isfavourite" name="fas-star"
                     [attr.aria-label]="'core.favourites' | translate" />
                 <ion-icon *ngIf="conversation && conversation.ismuted" name="fas-bell-slash"
diff --git a/src/addons/notes/components/add/add-modal.html b/src/addons/notes/components/add/add-modal.html
index 20012aac4..e7d957543 100644
--- a/src/addons/notes/components/add/add-modal.html
+++ b/src/addons/notes/components/add/add-modal.html
@@ -14,7 +14,7 @@
     <form name="itemEdit" (ngSubmit)="addNote($event)" #itemEdit>
         <ion-item>
             <ion-select [(ngModel)]="type" name="publishState" interface="popover" [label]="'addon.notes.publishstate' | translate">
-                <ion-select-option value=" personal">{{ 'addon.notes.personalnotes' | translate }}</ion-select-option>
+                <ion-select-option value="personal">{{ 'addon.notes.personalnotes' | translate }}</ion-select-option>
                 <ion-select-option value="course">{{ 'addon.notes.coursenotes' | translate }}</ion-select-option>
                 <ion-select-option value="site">{{ 'addon.notes.sitenotes' | translate }}</ion-select-option>
             </ion-select>
diff --git a/src/addons/notes/services/notes-sync.ts b/src/addons/notes/services/notes-sync.ts
index 8d20bcb8d..bfe3aecd2 100644
--- a/src/addons/notes/services/notes-sync.ts
+++ b/src/addons/notes/services/notes-sync.ts
@@ -25,6 +25,8 @@ import { AddonNotesDBRecord, AddonNotesDeletedDBRecord } from './database/notes'
 import { AddonNotes, AddonNotesCreateNoteData } from './notes';
 import { AddonNotesOffline } from './notes-offline';
 import { CoreArray } from '@singletons/array';
+import { CoreAnyError } from '@classes/errors/error';
+import { CoreTextUtils } from '@services/utils/text';
 
 /**
  * Service to sync notes.
@@ -154,7 +156,7 @@ export class AddonNotesSyncProvider extends CoreSyncBaseProvider<AddonNotesSyncR
             throw new CoreNetworkError();
         }
 
-        const errors: string[] = [];
+        const errors: CoreAnyError[] = [];
         const promises: Promise<void>[] = [];
 
         // Format the notes to be sent.
@@ -233,7 +235,7 @@ export class AddonNotesSyncProvider extends CoreSyncBaseProvider<AddonNotesSyncR
             result.warnings = errors.map((error) =>
                 Translate.instant('addon.notes.warningnotenotsent', {
                     course: 'fullname' in course ? course.fullname : courseId, // @deprecated since 4.3.
-                    error: error,
+                    error: CoreTextUtils.getErrorMessageFromError(error),
                 }));
         }
 
diff --git a/src/core/components/message/message.scss b/src/core/components/message/message.scss
index b5e1c10dc..f8395258c 100644
--- a/src/core/components/message/message.scss
+++ b/src/core/components/message/message.scss
@@ -96,7 +96,7 @@
             }
 
             .delete-button {
-                min-height: initial;
+                min-height: 36px;
                 line-height: initial;
                 margin: 0px;
                 align-self: flex-end;
diff --git a/src/core/features/policy/pages/site-policy/site-policy.ts b/src/core/features/policy/pages/site-policy/site-policy.ts
index afe259d68..fd5d18c04 100644
--- a/src/core/features/policy/pages/site-policy/site-policy.ts
+++ b/src/core/features/policy/pages/site-policy/site-policy.ts
@@ -342,7 +342,7 @@ export class CorePolicySitePolicyPage implements OnInit, OnDestroy {
 
         const scrollElement = await this.content?.getScrollElement();
 
-        this.hasScroll = !!scrollElement && scrollElement.scrollHeight > scrollElement.clientHeight;
+        this.hasScroll = !!scrollElement && scrollElement.scrollHeight > scrollElement.clientHeight + 2; // Add 2px of error margin.
     }
 
     /**
diff --git a/src/theme/components/ion-alert.scss b/src/theme/components/ion-alert.scss
new file mode 100644
index 000000000..1ceabab86
--- /dev/null
+++ b/src/theme/components/ion-alert.scss
@@ -0,0 +1,7 @@
+ion-alert {
+    &.md .alert-button {
+        // Remove padding from alert buttons, they already have min accessibility height.
+        padding-top: 0px;
+        padding-bottom: 0px;
+    }
+}
diff --git a/src/theme/theme.scss b/src/theme/theme.scss
index 04e068e5c..77646e4ff 100644
--- a/src/theme/theme.scss
+++ b/src/theme/theme.scss
@@ -29,6 +29,7 @@
 /* Ionic components overrides */
 html {
     @import "components/ion-action-sheet.scss";
+    @import "components/ion-alert.scss";
     @import "components/ion-back-button.scss";
     @import "components/ion-button.scss";
     @import "components/ion-card.scss";