diff --git a/config.xml b/config.xml
index 0946d1ed6..5fa06d260 100644
--- a/config.xml
+++ b/config.xml
@@ -35,6 +35,7 @@
     <preference name="SplashScreen" value="screen" />
     <preference name="SplashScreenDelay" value="15000" />
     <preference name="SplashMaintainAspectRatio" value="true" />
+    <preference name="LoadUrlTimeoutValue" value="60000" />
     <feature name="StatusBar">
         <param name="ios-package" onload="true" value="CDVStatusBar" />
     </feature>
@@ -90,8 +91,6 @@
         <splash height="960" src="resources/ios/splash/Default@2x~iphone.png" width="640" />
         <splash height="480" src="resources/ios/splash/Default~iphone.png" width="320" />
     </platform>
-    <engine name="android" spec="6.1.2" />
-    <engine name="ios" spec="4.3.1" />
     <plugin name="cordova-plugin-file" spec="4.3.3" />
     <plugin name="cordova-plugin-file-transfer" spec="1.6.3" />
     <plugin name="cordova-plugin-camera" spec="2.4.1">
@@ -124,4 +123,7 @@
     <plugin name="cordova-plugin-file-opener2" spec="~2.0.19" />
     <plugin name="com-darryncampbell-cordova-plugin-intent" spec="~1.0.2" />
     <plugin name="cordova-sqlite-evcore-extbuild-free" spec="~0.9.7" />
+    <plugin name="cordova-plugin-badge" spec="0.8.7" />
+    <engine name="android" spec="6.1.2" />
+    <engine name="ios" spec="4.3.1" />
 </widget>
diff --git a/package.json b/package.json
index c82f02d62..daeb780fa 100644
--- a/package.json
+++ b/package.json
@@ -82,7 +82,9 @@
     "rxjs": "5.5.11",
     "sw-toolbox": "3.6.0",
     "ts-md5": "^1.2.2",
-    "zone.js": "0.8.26"
+    "zone.js": "0.8.26",
+    "cordova-android": "6.1.2",
+    "cordova-ios": "4.3.1"
   },
   "devDependencies": {
     "@ionic/app-scripts": "3.1.9",
@@ -97,5 +99,11 @@
   },
   "browser": {
     "electron": false
+  },
+  "cordova": {
+    "platforms": [
+      "android",
+      "ios"
+    ]
   }
-}
+}
\ No newline at end of file
diff --git a/src/addon/calendar/calendar.module.ts b/src/addon/calendar/calendar.module.ts
index f82454173..85aa71eb2 100644
--- a/src/addon/calendar/calendar.module.ts
+++ b/src/addon/calendar/calendar.module.ts
@@ -58,7 +58,7 @@ export class AddonCalendarModule {
                             return;
                         }
 
-                        loginHelper.redirect('AddonCalendarListPage', {eventid: data.eventid}, data.siteId);
+                        loginHelper.redirect('AddonCalendarListPage', {eventId: data.eventid}, data.siteId);
                     });
                 });
             }
diff --git a/src/addon/calendar/pages/list/list.ts b/src/addon/calendar/pages/list/list.ts
index 8f82a3258..4fe69c33e 100644
--- a/src/addon/calendar/pages/list/list.ts
+++ b/src/addon/calendar/pages/list/list.ts
@@ -78,7 +78,7 @@ export class AddonCalendarListPage implements OnDestroy {
             }, sitesProvider.getCurrentSiteId());
         }
 
-        this.eventId = navParams.get('eventid') || false;
+        this.eventId = navParams.get('eventId') || false;
     }
 
     /**
diff --git a/src/addon/mod/assign/providers/assign-sync.ts b/src/addon/mod/assign/providers/assign-sync.ts
index a2576b465..ae518eb4b 100644
--- a/src/addon/mod/assign/providers/assign-sync.ts
+++ b/src/addon/mod/assign/providers/assign-sync.ts
@@ -52,7 +52,6 @@ export interface AddonModAssignSyncResult {
 export class AddonModAssignSyncProvider extends CoreSyncBaseProvider {
 
     static AUTO_SYNCED = 'addon_mod_assign_autom_synced';
-    static SYNC_TIME = 300000;
 
     protected componentTranslate: string;
 
diff --git a/src/addon/mod/assign/providers/sync-cron-handler.ts b/src/addon/mod/assign/providers/sync-cron-handler.ts
index 9cc969259..fe68ccddd 100644
--- a/src/addon/mod/assign/providers/sync-cron-handler.ts
+++ b/src/addon/mod/assign/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonModAssignSyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return 600000; // 10 minutes.
+        return this.assignSync.syncInterval;
     }
 }
diff --git a/src/addon/mod/choice/providers/sync-cron-handler.ts b/src/addon/mod/choice/providers/sync-cron-handler.ts
index c123021f8..af6cb8e81 100644
--- a/src/addon/mod/choice/providers/sync-cron-handler.ts
+++ b/src/addon/mod/choice/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonModChoiceSyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return 600000; // 10 minutes.
+        return this.choiceSync.syncInterval;
     }
 }
diff --git a/src/addon/mod/choice/providers/sync.ts b/src/addon/mod/choice/providers/sync.ts
index fb86705b3..03d72e5cd 100644
--- a/src/addon/mod/choice/providers/sync.ts
+++ b/src/addon/mod/choice/providers/sync.ts
@@ -77,7 +77,7 @@ export class AddonModChoiceSyncProvider extends CoreSyncBaseProvider {
 
             // Sync all responses.
             responses.forEach((response) => {
-                promises.push(this.syncChoice(response.choiceid, response.userid, siteId).then((result) => {
+                promises.push(this.syncChoiceIfNeeded(response.choiceid, response.userid, siteId).then((result) => {
                     if (result && result.updated) {
                         // Sync successful, send event.
                         this.eventsProvider.trigger(AddonModChoiceSyncProvider.AUTO_SYNCED, {
@@ -91,6 +91,24 @@ export class AddonModChoiceSyncProvider extends CoreSyncBaseProvider {
         });
     }
 
+    /**
+     * Sync an choice only if a certain time has passed since the last time.
+     *
+     * @param  {number} choiceId Choice ID to be synced.
+     * @param  {number} userId   User the answers belong to.
+     * @param  {string} [siteId] Site ID. If not defined, current site.
+     * @return {Promise<any>} Promise resolved when the choice is synced or it doesn't need to be synced.
+     */
+    syncChoiceIfNeeded(choiceId: number, userId: number, siteId?: string): Promise<any> {
+        const syncId = this.getSyncId(choiceId, userId);
+
+        return this.isSyncNeeded(syncId, siteId).then((needed) => {
+            if (needed) {
+                return this.syncChoice(choiceId, userId, siteId);
+            }
+        });
+    }
+
     /**
      * Synchronize a choice.
      *
diff --git a/src/addon/mod/data/providers/sync-cron-handler.ts b/src/addon/mod/data/providers/sync-cron-handler.ts
index 2560e571b..31a3db30a 100644
--- a/src/addon/mod/data/providers/sync-cron-handler.ts
+++ b/src/addon/mod/data/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonModDataSyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return 600000; // 10 minutes.
+        return this.dataSync.syncInterval;
     }
 }
diff --git a/src/addon/mod/feedback/providers/sync-cron-handler.ts b/src/addon/mod/feedback/providers/sync-cron-handler.ts
index e1c93fc95..6ace28013 100644
--- a/src/addon/mod/feedback/providers/sync-cron-handler.ts
+++ b/src/addon/mod/feedback/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonModFeedbackSyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return 600000; // 10 minutes.
+        return this.feedbackSync.syncInterval;
     }
 }
diff --git a/src/addon/mod/forum/providers/sync-cron-handler.ts b/src/addon/mod/forum/providers/sync-cron-handler.ts
index 3ce2fcbc5..860368b25 100644
--- a/src/addon/mod/forum/providers/sync-cron-handler.ts
+++ b/src/addon/mod/forum/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonModForumSyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return AddonModForumSyncProvider.SYNC_TIME;
+        return this.forumSync.syncInterval;
     }
 }
diff --git a/src/addon/mod/forum/providers/sync.ts b/src/addon/mod/forum/providers/sync.ts
index 0a201a5f1..64b95f369 100644
--- a/src/addon/mod/forum/providers/sync.ts
+++ b/src/addon/mod/forum/providers/sync.ts
@@ -36,7 +36,6 @@ export class AddonModForumSyncProvider extends CoreSyncBaseProvider {
 
     static AUTO_SYNCED = 'addon_mod_forum_autom_synced';
     static MANUAL_SYNCED = 'addon_mod_forum_manual_synced';
-    static SYNC_TIME = 600000;
 
     protected componentTranslate: string;
 
diff --git a/src/addon/mod/glossary/providers/sync-cron-handler.ts b/src/addon/mod/glossary/providers/sync-cron-handler.ts
index fdc3d5921..77ea930d8 100644
--- a/src/addon/mod/glossary/providers/sync-cron-handler.ts
+++ b/src/addon/mod/glossary/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonModGlossarySyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return AddonModGlossarySyncProvider.SYNC_TIME;
+        return this.glossarySync.syncInterval;
     }
 }
diff --git a/src/addon/mod/glossary/providers/sync.ts b/src/addon/mod/glossary/providers/sync.ts
index aa82f859a..c78e8920e 100644
--- a/src/addon/mod/glossary/providers/sync.ts
+++ b/src/addon/mod/glossary/providers/sync.ts
@@ -35,7 +35,6 @@ import { AddonModGlossaryOfflineProvider } from './offline';
 export class AddonModGlossarySyncProvider extends CoreSyncBaseProvider {
 
     static AUTO_SYNCED = 'addon_mod_glossary_autom_synced';
-    static SYNC_TIME = 600000; // 10 minutes.
 
     protected componentTranslate: string;
 
diff --git a/src/addon/mod/lesson/providers/lesson-sync.ts b/src/addon/mod/lesson/providers/lesson-sync.ts
index 87ddd520b..acefccfe8 100644
--- a/src/addon/mod/lesson/providers/lesson-sync.ts
+++ b/src/addon/mod/lesson/providers/lesson-sync.ts
@@ -53,7 +53,6 @@ export interface AddonModLessonSyncResult {
 export class AddonModLessonSyncProvider extends CoreSyncBaseProvider {
 
     static AUTO_SYNCED = 'addon_mod_lesson_autom_synced';
-    static SYNC_TIME = 300000;
 
     protected componentTranslate: string;
 
diff --git a/src/addon/mod/lesson/providers/sync-cron-handler.ts b/src/addon/mod/lesson/providers/sync-cron-handler.ts
index a88968db2..0ede470f1 100644
--- a/src/addon/mod/lesson/providers/sync-cron-handler.ts
+++ b/src/addon/mod/lesson/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonModLessonSyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return 600000;
+        return this.lessonSync.syncInterval;
     }
 }
diff --git a/src/addon/mod/quiz/accessrules/offlineattempts/providers/handler.ts b/src/addon/mod/quiz/accessrules/offlineattempts/providers/handler.ts
index 3d5b38a24..5b7988b06 100644
--- a/src/addon/mod/quiz/accessrules/offlineattempts/providers/handler.ts
+++ b/src/addon/mod/quiz/accessrules/offlineattempts/providers/handler.ts
@@ -26,7 +26,7 @@ export class AddonModQuizAccessOfflineAttemptsHandler implements AddonModQuizAcc
     name = 'AddonModQuizAccessOfflineAttempts';
     ruleName = 'quizaccess_offlineattempts';
 
-    constructor() {
+    constructor(protected quizSync: AddonModQuizSyncProvider) {
         // Nothing to do.
     }
 
@@ -86,6 +86,6 @@ export class AddonModQuizAccessOfflineAttemptsHandler implements AddonModQuizAcc
         }
 
         // Show warning if last sync was a while ago.
-        return Date.now() - AddonModQuizSyncProvider.SYNC_TIME > quiz.syncTime;
+        return Date.now() - this.quizSync.syncInterval > quiz.syncTime;
     }
 }
diff --git a/src/addon/mod/quiz/providers/quiz-sync.ts b/src/addon/mod/quiz/providers/quiz-sync.ts
index 901850d1c..67aca51a6 100644
--- a/src/addon/mod/quiz/providers/quiz-sync.ts
+++ b/src/addon/mod/quiz/providers/quiz-sync.ts
@@ -52,7 +52,6 @@ export interface AddonModQuizSyncResult {
 export class AddonModQuizSyncProvider extends CoreSyncBaseProvider {
 
     static AUTO_SYNCED = 'addon_mod_quiz_autom_synced';
-    static SYNC_TIME = 300000;
 
     protected componentTranslate: string;
 
diff --git a/src/addon/mod/quiz/providers/sync-cron-handler.ts b/src/addon/mod/quiz/providers/sync-cron-handler.ts
index d25c2d30b..2866f3a08 100644
--- a/src/addon/mod/quiz/providers/sync-cron-handler.ts
+++ b/src/addon/mod/quiz/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonModQuizSyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return AddonModQuizSyncProvider.SYNC_TIME;
+        return this.quizSync.syncInterval;
     }
 }
diff --git a/src/addon/mod/scorm/providers/scorm-sync.ts b/src/addon/mod/scorm/providers/scorm-sync.ts
index 832508473..ae6281365 100644
--- a/src/addon/mod/scorm/providers/scorm-sync.ts
+++ b/src/addon/mod/scorm/providers/scorm-sync.ts
@@ -57,7 +57,6 @@ export interface AddonModScormSyncResult {
 export class AddonModScormSyncProvider extends CoreSyncBaseProvider {
 
     static AUTO_SYNCED = 'addon_mod_scorm_autom_synced';
-    static SYNC_TIME = 600000;
 
     protected componentTranslate: string;
 
diff --git a/src/addon/mod/scorm/providers/sync-cron-handler.ts b/src/addon/mod/scorm/providers/sync-cron-handler.ts
index 0d3acecd5..797eeb4bb 100644
--- a/src/addon/mod/scorm/providers/sync-cron-handler.ts
+++ b/src/addon/mod/scorm/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonModScormSyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return AddonModScormSyncProvider.SYNC_TIME;
+        return this.scormSync.syncInterval;
     }
 }
diff --git a/src/addon/mod/survey/providers/sync-cron-handler.ts b/src/addon/mod/survey/providers/sync-cron-handler.ts
index d26a67561..1949d9e14 100644
--- a/src/addon/mod/survey/providers/sync-cron-handler.ts
+++ b/src/addon/mod/survey/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonModSurveySyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return 600000; // 10 minutes.
+        return this.surveySync.syncInterval;
     }
 }
diff --git a/src/addon/mod/wiki/providers/sync-cron-handler.ts b/src/addon/mod/wiki/providers/sync-cron-handler.ts
index ed5fa443f..ce1fa6980 100644
--- a/src/addon/mod/wiki/providers/sync-cron-handler.ts
+++ b/src/addon/mod/wiki/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonModWikiSyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return 600000; // 10 minutes.
+        return this.wikiSync.syncInterval;
     }
 }
diff --git a/src/addon/mod/wiki/providers/wiki-sync.ts b/src/addon/mod/wiki/providers/wiki-sync.ts
index 186c75ac5..e402174ae 100644
--- a/src/addon/mod/wiki/providers/wiki-sync.ts
+++ b/src/addon/mod/wiki/providers/wiki-sync.ts
@@ -96,7 +96,6 @@ export class AddonModWikiSyncProvider extends CoreSyncBaseProvider {
 
     static AUTO_SYNCED = 'addon_mod_wiki_autom_synced';
     static MANUAL_SYNCED = 'addon_mod_wiki_manual_synced';
-    static SYNC_TIME = 300000;
 
     protected componentTranslate: string;
 
diff --git a/src/addon/mod/workshop/providers/sync-cron-handler.ts b/src/addon/mod/workshop/providers/sync-cron-handler.ts
index 86bf07017..05f6a011f 100644
--- a/src/addon/mod/workshop/providers/sync-cron-handler.ts
+++ b/src/addon/mod/workshop/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonModWorkshopSyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return AddonModWorkshopSyncProvider.SYNC_TIME;
+        return this.workshopSync.syncInterval;
     }
 }
diff --git a/src/addon/mod/workshop/providers/sync.ts b/src/addon/mod/workshop/providers/sync.ts
index 8c1e6fb15..2b3990e70 100644
--- a/src/addon/mod/workshop/providers/sync.ts
+++ b/src/addon/mod/workshop/providers/sync.ts
@@ -35,7 +35,6 @@ export class AddonModWorkshopSyncProvider extends CoreSyncBaseProvider {
 
     static AUTO_SYNCED = 'addon_mod_workshop_autom_synced';
     static MANUAL_SYNCED = 'addon_mod_workshop_manual_synced';
-    static SYNC_TIME = 300000;
 
     protected componentTranslate: string;
 
diff --git a/src/addon/notes/providers/sync-cron-handler.ts b/src/addon/notes/providers/sync-cron-handler.ts
index b0e1e5da1..25d5d2c24 100644
--- a/src/addon/notes/providers/sync-cron-handler.ts
+++ b/src/addon/notes/providers/sync-cron-handler.ts
@@ -42,6 +42,6 @@ export class AddonNotesSyncCronHandler implements CoreCronHandler {
      * @return {number} Time between consecutive executions (in ms).
      */
     getInterval(): number {
-        return 600000; // 10 minutes.
+        return 300000; // 5 minutes.
     }
 }
diff --git a/src/addon/qtype/calculated/component/addon-qtype-calculated.html b/src/addon/qtype/calculated/component/addon-qtype-calculated.html
index 4f100766f..db25e4f4b 100644
--- a/src/addon/qtype/calculated/component/addon-qtype-calculated.html
+++ b/src/addon/qtype/calculated/component/addon-qtype-calculated.html
@@ -18,7 +18,7 @@
 
                 <!-- Input to enter the answer. -->
                 <ion-col>
-                    <ion-input padding-left type="text" placeholder="{{ 'core.question.answer' | translate }}" [attr.name]="question.input.name" [value]="question.input.value" [disabled]="question.input.readOnly" [ngClass]='{"core-question-answer-correct": question.input.isCorrect === 1, "core-question-answer-incorrect": question.input.isCorrect === 0}' autocorrect="off">
+                    <ion-input padding-left type="text" placeholder="{{ 'core.question.answer' | translate }}" [attr.name]="question.input.name" [value]="question.input.value" [disabled]="question.input.readOnly" [ngClass]="[question.input.correctClass]" autocorrect="off">
                     </ion-input>
                 </ion-col>
 
@@ -40,7 +40,7 @@
 <ng-template #selectUnits>
     <ion-col>
         <label *ngIf="question.select.accessibilityLabel" class="accesshide" for="{{question.select.id}}">{{ question.select.accessibilityLabel }}</label>
-        <ion-select id="{{question.select.id}}" [name]="question.select.name" [(ngModel)]="question.select.selected" interface="popover">
+        <ion-select id="{{question.select.id}}" [name]="question.select.name" [(ngModel)]="question.select.selected" interface="popover" [disabled]="question.select.disabled">
             <ion-option *ngFor="let option of question.select.options" [value]="option.value">{{option.label}}</ion-option>
         </ion-select>
 
@@ -56,7 +56,7 @@
             <ion-label>
                 <p>{{option.text}}</p>
             </ion-label>
-            <ion-radio [value]="option.value" [disabled]="option.disabled"></ion-radio>
+            <ion-radio [value]="option.value" [disabled]="option.disabled || question.input.readOnly"></ion-radio>
         </ion-item>
 
         <!-- ion-radio doesn't use an input. Create a hidden input to hold the selected value. -->
diff --git a/src/addon/qtype/shortanswer/component/addon-qtype-shortanswer.html b/src/addon/qtype/shortanswer/component/addon-qtype-shortanswer.html
index bbf7f47bf..550e65863 100644
--- a/src/addon/qtype/shortanswer/component/addon-qtype-shortanswer.html
+++ b/src/addon/qtype/shortanswer/component/addon-qtype-shortanswer.html
@@ -2,6 +2,6 @@
     <ion-item text-wrap>
         <p><core-format-text [component]="component" [componentId]="componentId" [text]="question.text"></core-format-text></p>
     </ion-item>
-    <ion-input padding-left type="text" placeholder="{{ 'core.question.answer' | translate }}" [attr.name]="question.input.name" [value]="question.input.value" autocorrect="off" [disabled]="question.input.readOnly" [ngClass]='{"core-question-answer-correct": question.input.isCorrect === 1, "core-question-answer-incorrect": question.input.isCorrect === 0}'>
+    <ion-input padding-left type="text" placeholder="{{ 'core.question.answer' | translate }}" [attr.name]="question.input.name" [value]="question.input.value" autocorrect="off" [disabled]="question.input.readOnly" [ngClass]="[question.input.correctClass]">
     </ion-input>
 </section>
diff --git a/src/components/attachments/core-attachments.html b/src/components/attachments/core-attachments.html
index 7343fc4f5..9131826d2 100644
--- a/src/components/attachments/core-attachments.html
+++ b/src/components/attachments/core-attachments.html
@@ -1,10 +1,10 @@
 <ion-item text-wrap>
     {{ 'core.maxsizeandattachments' | translate:{$a: {size: maxSizeReadable, attachments: maxSubmissionsReadable} } }}
 </ion-item>
-<ion-item text-wrap *ngIf="filetypes && filetypes.mimetypes && filetypes.mimetypes.length">
+<ion-item text-wrap *ngIf="fileTypes && fileTypes.mimetypes && fileTypes.mimetypes.length">
     <p>{{ 'core.fileuploader.filesofthesetypes' | translate }}</p>
     <ul class="list-with-style">
-        <li *ngFor="let typeInfo of filetypes.info">
+        <li *ngFor="let typeInfo of fileTypes.info">
             <strong *ngIf="typeInfo.name">{{typeInfo.name}} </strong>{{typeInfo.extlist}}
         </li>
     </ul>
diff --git a/src/components/tabs/tab.ts b/src/components/tabs/tab.ts
index fe5ef6fc3..b4d8cbae9 100644
--- a/src/components/tabs/tab.ts
+++ b/src/components/tabs/tab.ts
@@ -47,7 +47,19 @@ export class CoreTabComponent implements OnInit, OnDestroy {
     @Input() badge?: string; // A badge to add in the tab.
     @Input() badgeStyle?: string; // The badge color.
     @Input() enabled = true; // Whether the tab is enabled.
-    @Input() show = true; // Whether the tab should be shown.
+    @Input() set show(val: boolean) { // Whether the tab should be shown. Use a setter to detect changes on the value.
+        if (typeof val != 'undefined') {
+            const hasChanged = this._show != val;
+            this._show = val;
+
+            if (this.initialized && hasChanged) {
+                this.tabs.tabVisibilityChanged();
+            }
+        }
+    }
+    get show(): boolean { // Getter to be able to access "_show" just using .show.
+        return this._show;
+    }
     @Input() id?: string; // An ID to identify the tab.
     @Output() ionSelect: EventEmitter<CoreTabComponent> = new EventEmitter<CoreTabComponent>();
 
@@ -56,6 +68,8 @@ export class CoreTabComponent implements OnInit, OnDestroy {
 
     element: HTMLElement; // The core-tab element.
     loaded = false;
+    initialized = false;
+    _show = true;
 
     constructor(protected tabs: CoreTabsComponent, element: ElementRef, protected domUtils: CoreDomUtilsProvider) {
         this.element = element.nativeElement;
@@ -66,6 +80,7 @@ export class CoreTabComponent implements OnInit, OnDestroy {
      */
     ngOnInit(): void {
         this.tabs.addTab(this);
+        this.initialized = true;
     }
 
     /**
diff --git a/src/components/tabs/tabs.ts b/src/components/tabs/tabs.ts
index 2629763ae..2d772fcd7 100644
--- a/src/components/tabs/tabs.ts
+++ b/src/components/tabs/tabs.ts
@@ -237,10 +237,13 @@ export class CoreTabsComponent implements OnInit, AfterViewInit, OnChanges {
         }, 0);
 
         this.slidesShown = Math.min(this.maxSlides, this.numTabsShown);
-        this.slides.update();
-        this.slides.resize();
 
         this.slideChanged();
+
+        setTimeout(() => {
+            this.slides.update();
+            this.slides.resize();
+        });
     }
 
     protected calculateMaxSlides(): void {
@@ -357,4 +360,11 @@ export class CoreTabsComponent implements OnInit, AfterViewInit, OnChanges {
             this.tabs = newTabs;
         }
     }
+
+    /**
+     * Function to call when the visibility of a tab has changed.
+     */
+    tabVisibilityChanged(): void {
+       this.updateSlides();
+    }
 }
diff --git a/src/core/login/providers/helper.ts b/src/core/login/providers/helper.ts
index ef2460cb0..844c446fa 100644
--- a/src/core/login/providers/helper.ts
+++ b/src/core/login/providers/helper.ts
@@ -160,11 +160,13 @@ export class CoreLoginHelperProvider {
             return false;
         }
 
-        const modal = this.domUtils.showModalLoading('core.login.authenticating', true);
-        let siteData: CoreLoginSSOData;
+        let siteData: CoreLoginSSOData,
+            modal;
 
         // Wait for app to be ready.
         this.initDelegate.ready().then(() => {
+            modal = this.domUtils.showModalLoading('core.login.authenticating', true);
+
             return this.validateBrowserSSOLogin(url);
         }).then((data) => {
             siteData = data;
diff --git a/src/core/mainmenu/pages/menu/menu.ts b/src/core/mainmenu/pages/menu/menu.ts
index 043cf3965..a2393ed8a 100644
--- a/src/core/mainmenu/pages/menu/menu.ts
+++ b/src/core/mainmenu/pages/menu/menu.ts
@@ -89,8 +89,10 @@ export class CoreMainMenuPage implements OnDestroy {
                     this.initialTab = 0;
 
                     for (let i = 0; i < this.tabs.length; i++) {
-                        if (this.tabs[i].page == this.redirectPage) {
+                        const tab = this.tabs[i];
+                        if (tab.page == this.redirectPage) {
                             this.initialTab = i + 1;
+                            tab.pageParams = Object.assign(tab.pageParams || {}, this.redirectParams);
                             break;
                         }
                     }
diff --git a/src/core/question/classes/base-question-component.ts b/src/core/question/classes/base-question-component.ts
index 8b79eb23b..49642e774 100644
--- a/src/core/question/classes/base-question-component.ts
+++ b/src/core/question/classes/base-question-component.ts
@@ -291,10 +291,12 @@ export class CoreQuestionBaseComponent {
             };
 
             // Check if question is marked as correct.
-            if (input.className.indexOf('incorrect') >= 0) {
-                this.question.input.isCorrect = 0;
-            } else if (input.className.indexOf('correct') >= 0) {
-                this.question.input.isCorrect = 1;
+            if (input.classList.contains('incorrect')) {
+                this.question.input.correctClass = 'core-question-incorrect';
+            } else if (input.classList.contains('correct')) {
+                this.question.input.correctClass = 'core-question-correct';
+            } else if (input.classList.contains('partiallycorrect')) {
+                this.question.input.correctClass = 'core-question-partiallycorrect';
             }
         }
 
diff --git a/src/providers/file.ts b/src/providers/file.ts
index 9677ab62f..15ac2513a 100644
--- a/src/providers/file.ts
+++ b/src/providers/file.ts
@@ -609,7 +609,17 @@ export class CoreFileProvider {
 
                 return this.file.moveFile(commonPath, originalPath, commonPath, newPath);
             } else {
-                return this.file.moveFile(this.basePath, originalPath, this.basePath, newPath);
+                return this.file.moveFile(this.basePath, originalPath, this.basePath, newPath).catch((error) => {
+                    // The move can fail if the path has encoded characters. Try again if that's the case.
+                    const decodedOriginal = decodeURI(originalPath),
+                        decodedNew = decodeURI(newPath);
+
+                    if (decodedOriginal != originalPath || decodedNew != newPath) {
+                        return this.file.moveFile(this.basePath, decodedOriginal, this.basePath, decodedNew);
+                    } else {
+                        return Promise.reject(error);
+                    }
+                });
             }
         });
     }
@@ -645,7 +655,17 @@ export class CoreFileProvider {
 
                 return this.file.copyFile(fromDir, fromFileAndDir.name, toDir, toFileAndDir.name);
             } else {
-                return this.file.copyFile(this.basePath, from, this.basePath, to);
+                return this.file.copyFile(this.basePath, from, this.basePath, to).catch((error) => {
+                    // The copy can fail if the path has encoded characters. Try again if that's the case.
+                    const decodedFrom = decodeURI(from),
+                        decodedTo = decodeURI(to);
+
+                    if (from != decodedFrom || to != decodedTo) {
+                        return this.file.copyFile(this.basePath, decodedFrom, this.basePath, decodedTo);
+                    } else {
+                        return Promise.reject(error);
+                    }
+                });
             }
         });
     }
diff --git a/src/providers/local-notifications.ts b/src/providers/local-notifications.ts
index 7afa1db58..4002a066d 100644
--- a/src/providers/local-notifications.ts
+++ b/src/providers/local-notifications.ts
@@ -18,6 +18,7 @@ import { LocalNotifications, ILocalNotification } from '@ionic-native/local-noti
 import { TranslateService } from '@ngx-translate/core';
 import { CoreAppProvider } from './app';
 import { CoreConfigProvider } from './config';
+import { CoreEventsProvider } from './events';
 import { CoreLoggerProvider } from './logger';
 import { CoreTextUtilsProvider } from './utils/text';
 import { CoreUtilsProvider } from './utils/utils';
@@ -117,10 +118,31 @@ export class CoreLocalNotificationsProvider {
 
     constructor(logger: CoreLoggerProvider, private localNotifications: LocalNotifications, private platform: Platform,
             private appProvider: CoreAppProvider, private utils: CoreUtilsProvider, private configProvider: CoreConfigProvider,
-            private textUtils: CoreTextUtilsProvider, private translate: TranslateService, private alertCtrl: AlertController) {
+            private textUtils: CoreTextUtilsProvider, private translate: TranslateService, private alertCtrl: AlertController,
+            eventsProvider: CoreEventsProvider) {
+
         this.logger = logger.getInstance('CoreLocalNotificationsProvider');
         this.appDB = appProvider.getDB();
         this.appDB.createTablesFromSchema(this.tablesSchema);
+
+        localNotifications.on('trigger', (notification, state) => {
+            this.trigger(notification);
+        });
+
+        localNotifications.on('click', (notification, state) => {
+            if (notification && notification.data) {
+                this.logger.debug('Notification clicked: ', notification.data);
+
+                const data = textUtils.parseJSON(notification.data);
+                this.notifyClick(data);
+            }
+        });
+
+        eventsProvider.on(CoreEventsProvider.SITE_DELETED, (site) => {
+            if (site) {
+                this.cancelSiteNotifications(site.id);
+            }
+        });
     }
 
     /**