diff --git a/src/addon/mod/scorm/pages/player/player.html b/src/addon/mod/scorm/pages/player/player.html
index 6d7874bad..e26b99e1d 100644
--- a/src/addon/mod/scorm/pages/player/player.html
+++ b/src/addon/mod/scorm/pages/player/player.html
@@ -13,7 +13,7 @@
 <ion-content>
     <core-loading [hideUntil]="loaded">
         <core-navigation-bar [previous]="previousSco" [next]="nextSco" (action)="loadSco($event)"></core-navigation-bar>
-        <core-iframe *ngIf="loaded && src" [src]="src" [iframeWidth]="scorm.popup ? scorm.width : undefined" [iframeHeight]="scorm.popup ? scorm.height : undefined"></core-iframe>
+        <core-iframe *ngIf="loaded && src" [src]="src" [iframeWidth]="scormWidth" [iframeHeight]="scormHeight"></core-iframe>
         <p *ngIf="!src && errorMessage">{{ errorMessage | translate }}</p>
     </core-loading>
 </ion-content>
diff --git a/src/addon/mod/scorm/pages/player/player.ts b/src/addon/mod/scorm/pages/player/player.ts
index 2b689387d..a21bd9e58 100644
--- a/src/addon/mod/scorm/pages/player/player.ts
+++ b/src/addon/mod/scorm/pages/player/player.ts
@@ -17,7 +17,7 @@ import { IonicPage, NavParams, ModalController } from 'ionic-angular';
 import { CoreEventsProvider } from '@providers/events';
 import { CoreSitesProvider } from '@providers/sites';
 import { CoreSyncProvider } from '@providers/sync';
-import { CoreDomUtilsProvider } from '@providers/utils/dom';
+import { CoreDomUtils } from '@providers/utils/dom';
 import { CoreTimeUtilsProvider } from '@providers/utils/time';
 import { CoreIonTabsComponent } from '@components/ion-tabs/ion-tabs';
 import { AddonModScormProvider, AddonModScormAttemptCountResult } from '../../providers/scorm';
@@ -46,6 +46,8 @@ export class AddonModScormPlayerPage implements OnInit, OnDestroy {
     src: string; // Iframe src.
     errorMessage: string; // Error message.
     accessInfo: any; // Access information.
+    scormWidth: null; // Width applied to scorm iframe.
+    scormHeight: null; // Height applied to scorm iframe.
 
     protected siteId: string;
     protected mode: string; // Mode to play the SCORM.
@@ -65,11 +67,18 @@ export class AddonModScormPlayerPage implements OnInit, OnDestroy {
     protected launchPrevObserver: any;
     protected goOfflineObserver: any;
 
-    constructor(navParams: NavParams, protected modalCtrl: ModalController, protected eventsProvider: CoreEventsProvider,
-            protected sitesProvider: CoreSitesProvider, protected syncProvider: CoreSyncProvider,
-            protected domUtils: CoreDomUtilsProvider, protected timeUtils: CoreTimeUtilsProvider,
-            protected scormProvider: AddonModScormProvider, protected scormHelper: AddonModScormHelperProvider,
-            protected scormSyncProvider: AddonModScormSyncProvider, protected tabs: CoreIonTabsComponent) {
+    constructor(
+            navParams: NavParams,
+            protected modalCtrl: ModalController,
+            protected eventsProvider: CoreEventsProvider,
+            protected sitesProvider: CoreSitesProvider,
+            protected syncProvider: CoreSyncProvider,
+            protected timeUtils: CoreTimeUtilsProvider,
+            protected scormProvider: AddonModScormProvider,
+            protected scormHelper: AddonModScormHelperProvider,
+            protected scormSyncProvider: AddonModScormSyncProvider,
+            protected tabs: CoreIonTabsComponent
+            ) {
 
         this.scorm = navParams.get('scorm') || {};
         this.mode = navParams.get('mode') || AddonModScormProvider.MODENORMAL;
@@ -95,12 +104,14 @@ export class AddonModScormPlayerPage implements OnInit, OnDestroy {
         if (this.scorm.popup) {
             this.tabs.changeVisibility(false);
 
-            // If we receive a value <= 100 we need to assume it's a percentage.
-            if (this.scorm.width <= 100) {
-                this.scorm.width = this.scorm.width + '%';
-            }
-            if (this.scorm.height <= 100) {
-                this.scorm.height = this.scorm.height + '%';
+            // If we receive a value > 100 we assume it's a fixed pixel size.
+            if (this.scorm.width > 100) {
+                this.scormWidth = this.scorm.width;
+
+                // Only get fixed size on height if width is also fixed.
+                if (this.scorm.height > 100) {
+                    this.scormHeight = this.scorm.height;
+                }
             }
         }
 
@@ -111,7 +122,7 @@ export class AddonModScormPlayerPage implements OnInit, OnDestroy {
                 const promise = this.newAttempt ? this.setStartTime(this.currentSco.id) : Promise.resolve();
 
                 return promise.catch((error) => {
-                    this.domUtils.showErrorModalDefault(error, 'addon.mod_scorm.errorgetscorm', true);
+                    CoreDomUtils.instance.showErrorModalDefault(error, 'addon.mod_scorm.errorgetscorm', true);
                 }).finally(() => {
                     // Load SCO.
                     this.loadSco(this.currentSco);
@@ -152,7 +163,7 @@ export class AddonModScormPlayerPage implements OnInit, OnDestroy {
                 // Wait a bit to prevent collisions between this store and SCORM API's store.
                 setTimeout(() => {
                     this.scormHelper.convertAttemptToOffline(this.scorm, this.attempt).catch((error) => {
-                        this.domUtils.showErrorModalDefault(error, 'core.error', true);
+                        CoreDomUtils.instance.showErrorModalDefault(error, 'core.error', true);
                     }).then(() => {
                         this.refreshToc();
                     });
@@ -248,7 +259,7 @@ export class AddonModScormPlayerPage implements OnInit, OnDestroy {
                     return Promise.all(promises);
                 });
             }).catch((error) => {
-                this.domUtils.showErrorModalDefault(error, 'addon.mod_scorm.errorgetscorm', true);
+                CoreDomUtils.instance.showErrorModalDefault(error, 'addon.mod_scorm.errorgetscorm', true);
             });
         });
     }
@@ -372,7 +383,7 @@ export class AddonModScormPlayerPage implements OnInit, OnDestroy {
 
                                 return this.scormProvider.saveTracks(sco.id, this.attempt, tracks, this.scorm, true);
                             }).catch((error) => {
-                                this.domUtils.showErrorModalDefault(error, 'core.error', true);
+                                CoreDomUtils.instance.showErrorModalDefault(error, 'core.error', true);
                             });
                         }
                     });
@@ -432,7 +443,7 @@ export class AddonModScormPlayerPage implements OnInit, OnDestroy {
         }).then(() => {
             return this.fetchToc();
         }).catch((error) => {
-            this.domUtils.showErrorModalDefault(error, 'addon.mod_scorm.errorgetscorm', true);
+            CoreDomUtils.instance.showErrorModalDefault(error, 'addon.mod_scorm.errorgetscorm', true);
         });
     }