diff --git a/src/core/course/components/format/format.ts b/src/core/course/components/format/format.ts
index b6ec4c1de..cd9a0bd00 100644
--- a/src/core/course/components/format/format.ts
+++ b/src/core/course/components/format/format.ts
@@ -250,25 +250,30 @@ export class CoreCourseFormatComponent implements OnInit, OnChanges, OnDestroy {
         this.selectedSection = newSection;
         this.data.section = this.selectedSection;
 
-        // Select next and previous sections to show the arrows.
-        const i = this.sections.findIndex((value, index) => {
-            return this.compareSections(value, this.selectedSection);
-        });
+        if (newSection.id != this.allSectionsId) {
+            // Select next and previous sections to show the arrows.
+            const i = this.sections.findIndex((value, index) => {
+                return this.compareSections(value, this.selectedSection);
+            });
 
-        let j;
-        for (j = i - 1; j >= 1; j--) {
-            if (this.sections[j].uservisible !== false && this.sections[j].hasContent) {
-                break;
+            let j;
+            for (j = i - 1; j >= 1; j--) {
+                if (this.sections[j].uservisible !== false && this.sections[j].hasContent) {
+                    break;
+                }
             }
-        }
-        this.previousSection = j >= 1 ? this.sections[j] : null;
+            this.previousSection = j >= 1 ? this.sections[j] : null;
 
-        for (j = i + 1; j < this.sections.length; j++) {
-            if (this.sections[j].uservisible !== false && this.sections[j].hasContent) {
-                break;
+            for (j = i + 1; j < this.sections.length; j++) {
+                if (this.sections[j].uservisible !== false && this.sections[j].hasContent) {
+                    break;
+                }
             }
+            this.nextSection = j < this.sections.length ? this.sections[j] : null;
+        } else {
+            this.previousSection = null;
+            this.nextSection = null;
         }
-        this.nextSection = j < this.sections.length ? this.sections[j] : null;
 
         if (this.moduleId && typeof previousValue == 'undefined') {
             setTimeout(() => {
diff --git a/src/core/course/providers/helper.ts b/src/core/course/providers/helper.ts
index 87eb371d9..eb3f239b5 100644
--- a/src/core/course/providers/helper.ts
+++ b/src/core/course/providers/helper.ts
@@ -153,7 +153,7 @@ export class CoreCourseHelperProvider {
                 }
 
                 // Check if the module is stealth.
-                module.isStealth = !module.visibleoncoursepage || (module.visible && !section.visible);
+                module.isStealth = module.visibleoncoursepage === 0 || (module.visible && !section.visible);
             });
         });
 
@@ -539,6 +539,10 @@ export class CoreCourseHelperProvider {
             return this.downloadModuleWithMainFileIfNeeded(module, courseId, component, componentId, files, siteId)
                     .then((result) => {
                 if (result.path.indexOf('http') === 0) {
+                    /* In iOS, if we use the same URL in embedded browser and background download then the download only
+                       downloads a few bytes (cached ones). Add a hash to the URL so both URLs are different. */
+                    result.path = result.path + '#moodlemobile-embedded';
+
                     return this.utils.openOnlineFile(result.path).catch((error) => {
                         // Error opening the file, some apps don't allow opening online files.
                         if (!this.fileProvider.isAvailable()) {
diff --git a/src/core/settings/pages/space-usage/space-usage.html b/src/core/settings/pages/space-usage/space-usage.html
index d2eef1677..1d2af6c8d 100644
--- a/src/core/settings/pages/space-usage/space-usage.html
+++ b/src/core/settings/pages/space-usage/space-usage.html
@@ -20,9 +20,5 @@
             <p>{{ 'core.settings.total' | translate }}</p>
             <p item-end>{{ totalUsage | coreBytesToSize }}</p>
         </ion-item-divider>
-        <ion-item-divider color="light" *ngIf="showFreeSpace">
-            <p>{{ 'core.settings.estimatedfreespace' | translate }}</p>
-            <p item-end>{{ freeSpace | coreBytesToSize }}</p>
-        </ion-item-divider>
     </core-loading>
 </ion-content>
diff --git a/src/core/settings/pages/space-usage/space-usage.ts b/src/core/settings/pages/space-usage/space-usage.ts
index 0f10c8545..3fec9f5d1 100644
--- a/src/core/settings/pages/space-usage/space-usage.ts
+++ b/src/core/settings/pages/space-usage/space-usage.ts
@@ -16,7 +16,6 @@ import { Component, } from '@angular/core';
 import { IonicPage } from 'ionic-angular';
 import { TranslateService } from '@ngx-translate/core';
 import { CoreAppProvider } from '@providers/app';
-import { CoreFileProvider } from '@providers/file';
 import { CoreFilepoolProvider } from '@providers/filepool';
 import { CoreSitesProvider } from '@providers/sites';
 import { CoreTextUtilsProvider } from '@providers/utils/text';
@@ -36,14 +35,11 @@ export class CoreSettingsSpaceUsagePage {
     sites = [];
     currentSiteId = '';
     totalUsage = 0;
-    freeSpace = 0;
-    showFreeSpace = true;
 
-    constructor(private fileProvider: CoreFileProvider, private filePoolProvider: CoreFilepoolProvider,
+    constructor(private filePoolProvider: CoreFilepoolProvider,
             private sitesProvider: CoreSitesProvider, private textUtils: CoreTextUtilsProvider,
             private translate: TranslateService, private domUtils: CoreDomUtilsProvider, appProvider: CoreAppProvider) {
         this.currentSiteId = this.sitesProvider.getCurrentSiteId();
-        this.showFreeSpace = !appProvider.isDesktop();
     }
 
     /**
@@ -91,26 +87,7 @@ export class CoreSettingsSpaceUsagePage {
     }
 
     /**
-     * Convenience function to calculate free space in the device.
-     *
-     * @return {Promise<any>} Resolved when done.
-     */
-    protected calculateFreeSpace(): Promise<any> {
-        if (this.fileProvider.isAvailable()) {
-            return this.fileProvider.calculateFreeSpace().then((freeSpace) => {
-                this.freeSpace = freeSpace;
-            }).catch(() => {
-                this.freeSpace = 0;
-            });
-        } else {
-            this.freeSpace = 0;
-
-            return Promise.resolve(null);
-        }
-    }
-
-    /**
-     * Convenience function to calculate space usage and free space in the device.
+     * Convenience function to calculate space usage.
      *
      * @return {Promise<any>} Resolved when done.
      */
@@ -119,10 +96,6 @@ export class CoreSettingsSpaceUsagePage {
             this.calculateSizeUsage().then(() => this.calculateTotalUsage()),
         ];
 
-        if (this.showFreeSpace) {
-            promises.push(this.calculateFreeSpace());
-        }
-
         return Promise.all(promises);
     }
 
@@ -138,7 +111,7 @@ export class CoreSettingsSpaceUsagePage {
     }
 
     /**
-     * Convenience function to update site size, along with total usage and free space.
+     * Convenience function to update site size, along with total usage.
      *
      * @param {any} site Site object with space usage.
      * @param {number} newUsage New space usage of the site in bytes.
@@ -147,7 +120,6 @@ export class CoreSettingsSpaceUsagePage {
         const oldUsage = site.spaceUsage;
         site.spaceUsage = newUsage;
         this.totalUsage -= oldUsage - newUsage;
-        this.freeSpace += oldUsage - newUsage;
     }
 
     /**
diff --git a/src/core/settings/pages/synchronization/synchronization.html b/src/core/settings/pages/synchronization/synchronization.html
index 8bc615145..cf802612b 100644
--- a/src/core/settings/pages/synchronization/synchronization.html
+++ b/src/core/settings/pages/synchronization/synchronization.html
@@ -8,7 +8,7 @@
         <ion-item-divider color="light">
             <p>{{ 'core.settings.syncsettings' | translate }}</p>
         </ion-item-divider>
-        <ion-item>
+        <ion-item text-wrap>
             <ion-label>{{ 'core.settings.enablesyncwifi' | translate }}</ion-label>
             <ion-toggle item-end [(ngModel)]="syncOnlyOnWifi" (ngModelChange)="syncOnlyOnWifiChanged()">
             </ion-toggle>
@@ -16,7 +16,7 @@
         <ion-item-divider color="light">
             <p>{{ 'core.settings.sites' | translate }}</p>
         </ion-item-divider>
-        <ion-item *ngFor="let site of sites" [class.core-primary-item]="site.id == currentSiteId">
+        <ion-item *ngFor="let site of sites" [class.core-primary-item]="site.id == currentSiteId" text-wrap>
             <h2><core-format-text [text]="site.siteName"></core-format-text></h2>
             <p>{{ site.fullName }}</p>
             <p>{{ site.siteUrl }}</p>
diff --git a/src/core/sharedfiles/pages/list/list.ts b/src/core/sharedfiles/pages/list/list.ts
index ad3f6f136..db1f706b5 100644
--- a/src/core/sharedfiles/pages/list/list.ts
+++ b/src/core/sharedfiles/pages/list/list.ts
@@ -121,10 +121,10 @@ export class CoreSharedFilesListPage implements OnInit, OnDestroy {
      * Called when a file is renamed. Update the list.
      *
      * @param {number} index Position of the file.
-     * @param {any} file New FileEntry.
+     * @param {any} data Data containing the new FileEntry.
      */
-    fileRenamed(index: number, file: any): void {
-        this.files[index] = file;
+    fileRenamed(index: number, data: any): void {
+        this.files[index] = data.file;
     }
 
     /**
diff --git a/src/core/sitehome/components/index/index.ts b/src/core/sitehome/components/index/index.ts
index b11a585c9..df8452399 100644
--- a/src/core/sitehome/components/index/index.ts
+++ b/src/core/sitehome/components/index/index.ts
@@ -146,7 +146,7 @@ export class CoreSiteHomeIndexComponent implements OnInit {
 
             if (hasNewsItem && this.block && this.block.modules) {
                 // Remove forum activity (news one only) to prevent duplicates.
-                this.siteHomeProvider.getNewsForum(this.siteHomeId).then((forum) => {
+                return this.siteHomeProvider.getNewsForum(this.siteHomeId).then((forum) => {
                     // Search the module that belongs to site news.
                     for (let i = 0; i < this.block.modules.length; i++) {
                         const module = this.block.modules[i];
diff --git a/src/core/user/pages/about/about.html b/src/core/user/pages/about/about.html
index f5db37701..3e6932169 100644
--- a/src/core/user/pages/about/about.html
+++ b/src/core/user/pages/about/about.html
@@ -31,10 +31,7 @@
                 </ion-item>
                 <ion-item text-wrap *ngIf="user.address">
                     <h2>{{ 'core.user.address' | translate}}</h2>
-                    <p><a *ngIf="isAndroid" href="geo:0,0?q={{user.encodedAddress}}" core-link auto-login="no">
-                            <core-format-text [text]="user.address"></core-format-text>
-                        </a>
-                        <a *ngIf="!isAndroid" href="http://maps.google.com?q={{user.encodedAddress}}" core-link auto-login="no">
+                    <p><a [href]="user.encodedAddress" core-link auto-login="no">
                             <core-format-text [text]="user.address"></core-format-text>
                         </a>
                     </p>
diff --git a/src/core/user/pages/about/about.ts b/src/core/user/pages/about/about.ts
index 9d9b77a05..2054e9754 100644
--- a/src/core/user/pages/about/about.ts
+++ b/src/core/user/pages/about/about.ts
@@ -13,6 +13,7 @@
 // limitations under the License.
 
 import { Component } from '@angular/core';
+import { DomSanitizer } from '@angular/platform-browser';
 import { IonicPage, NavParams, Platform } from 'ionic-angular';
 import { CoreUserProvider } from '../../providers/user';
 import { CoreUserHelperProvider } from '../../providers/helper';
@@ -41,7 +42,7 @@ export class CoreUserAboutPage {
     title: string;
 
     constructor(navParams: NavParams, private userProvider: CoreUserProvider, private userHelper: CoreUserHelperProvider,
-            private domUtils: CoreDomUtilsProvider, private eventsProvider: CoreEventsProvider,
+            private domUtils: CoreDomUtilsProvider, private eventsProvider: CoreEventsProvider, private sanitizer: DomSanitizer,
             private sitesProvider: CoreSitesProvider, private platform: Platform) {
 
         this.userId = navParams.get('userId');
@@ -68,7 +69,8 @@ export class CoreUserAboutPage {
 
             if (user.address) {
                 user.address = this.userHelper.formatAddress(user.address, user.city, user.country);
-                user.encodedAddress = encodeURIComponent(user.address);
+                user.encodedAddress = this.sanitizer.bypassSecurityTrustUrl(
+                        (this.isAndroid ? 'geo:0,0?q=' : 'http://maps.google.com?q=') + encodeURIComponent(user.address));
             }
 
             this.hasContact = user.email || user.phone1 || user.phone2 || user.city || user.country || user.address;
diff --git a/src/providers/file-helper.ts b/src/providers/file-helper.ts
index 4bd5d3f37..79c76d1fc 100644
--- a/src/providers/file-helper.ts
+++ b/src/providers/file-helper.ts
@@ -56,6 +56,10 @@ export class CoreFileHelperProvider {
             }
 
             if (url.indexOf('http') === 0) {
+                /* In iOS, if we use the same URL in embedded browser and background download then the download only
+                   downloads a few bytes (cached ones). Add a hash to the URL so both URLs are different. */
+                url = url + '#moodlemobile-embedded';
+
                 return this.utils.openOnlineFile(url).catch((error) => {
                     // Error opening the file, some apps don't allow opening online files.
                     if (!this.fileProvider.isAvailable()) {
diff --git a/src/providers/file.ts b/src/providers/file.ts
index 15ac2513a..6b7469f32 100644
--- a/src/providers/file.ts
+++ b/src/providers/file.ts
@@ -360,12 +360,19 @@ export class CoreFileProvider {
 
     /**
      * Calculate the free space in the disk.
+     * Please notice that this function isn't reliable and it's not documented in the Cordova File plugin.
      *
      * @return {Promise<number>} Promise resolved with the estimated free space in bytes.
      */
     calculateFreeSpace(): Promise<number> {
         return this.file.getFreeDiskSpace().then((size) => {
-            return size; // GetFreeDiskSpace returns KB.
+            if (this.platform.is('ios')) {
+                // In iOS the size is in bytes.
+                return Number(size);
+            }
+
+            // The size is in KB, convert it to bytes.
+            return Number(size) * 1024;
         });
     }