YouTube is the leading video sharing platform on the internet. It has a wide variety of videos and is for all types of users. On top of that, being managed by Google makes it an unstoppable force. No company comes close to YouTube when it comes views and engagement. Over the years, YouTube has changed its appearance and features many times. It has also faced many issues which users have often reported. One such issue is YouTube full screen problem in which YouTube videos don’t play or load in full screen even after selecting the full screen option. It can be annoying when you want to watch a video in detail or enjoy it on a bigger screen, especially for content like movies and documentaries. If you are dealing with YouTube full screen not working windows 10 issue then you are at the right place. We bring you a helpful guide that will teach you how to fix YouTube full screen not working issue.
How to Fix YouTube Full Screen Not Working in Windows 10
There could be many reasons behind YouTube full screen problem and some of them are listed below.
- Flash player issue
- Fichiers cache corrompus
- Issue with Google profile
- Interference by extensions
- Version obsolète de Chrome
After learning why YouTube full screen not working windows 10 issue occurs, let us over the methods that will fix YouTube full screen not working issue. We will start with basic methods, moving on to more complex ones towards the end.
Remarque: Settings and options may vary for different browsers.
Étapes de dépannage de base
These are some basic troubleshooting methods that you should perform before any other method. They might fix YouTube full screen not working issue.
1. Restart Browser: Sometimes minor issues in the browser can cause YouTube full screen option to malfunction. You can fix that by closing your browser and opening it again. It will refresh the browser and may fix the problem.
2. Sign out of Google account: In some cases, this issue can arise because of certain google profiles and their private settings. To check this, log out of your Gmail account and try playing YouTube video in full screen in your browser. It might solve the problem.
3. Restart PC: Restarting PC can resolve many system related bugs and other minor errors. It might resolve this issue. You can restart your PC by following our guide on How to Restart or Reboot Windows PC.
4. Update Google Chrome: Many issues like YouTube full screen problem can occur if you are using outdated version of Chrome. Chrome regularly releases updates to fix issues and remove bugs. We recommend that you update your browser by following our guide on How to Update Google Chrome.
Méthode 1 : vider le cache du navigateur
Many users have reported that they were able to solve this issue by clearing their browser history. It deletes browser data and other cache files which can cause this issue if they are corrupted. It may fix YouTube full screen option not working issue and you can do that by following our guide.
Remarque: To confirm if this issue is caused by corrupt cache files, run YouTube in Mode de navigation privée of your browser and try to run YouTube video in full screen. If it works then you can continue with the guide below on How to Clear Cache and Cookies in Google Chrome
Lisez aussi: How to Restore the Old YouTube Layout
Method 2: Modify Flash Player & Content Setting
Users that have an old version of Chrome may face this issue as it has two flash players. These two flash players can affect each other’s performance and cause YouTube full screen option to not work properly. You can fix this by disabling one flash player and you can do that by following these steps.
1. appuie sur le Touche Windows, Le type Google Chrome et cliquez sur Ouvert.
2. Type chrome: // plugins in address bar and hit the La touche Entrée.
3. Localisez pepflashplayer.dll puis cliquez sur Désactiver button next to it. It will disable this flash player.
It should resolve the issue. If you are using newer version of Chrome then you may encounter this issue due to Chrome blocking some content from displaying. You can resolve this problem by allowing Chrome to play protected content. To do that, follow these steps.
1. Type chrome://paramètres/contenu/ in address bar and hit Entrer. il s'ouvrira Confidentialité et sécurité section in Chrome Settings window.
2. Scroll down and expand the Advanced content settings option en cliquant dessus.
3. Cliquez sur ID de contenu protégé possibilité de l'étendre.
4. Inside Protected content IDs, make sure Sites can play protected content option et Sites can use identifiers to play protected content l'option est sélectionnée.
Remarque: If you are still facing the issue then try disabling Hardware Acceleration option in Chrome. You can do that by going to chrome: // paramètres / système et désactiver use hardware acceleration option when available option.
Lisez aussi: Comment réparer YouTube continue de me déconnecter
Method 3: Disable Extensions
Chrome offers many extensions that can add features to it and make it more efficient. But sometimes, certain extensions can interfere with certain functions of Chrome and cause issues like not loading YouTube videos on full screen. You can resolve this by disabling extensions and to do that, follow these steps.
1. Ouvrez le Google Chrome navigateur.
2. Go to the Address bar and type chrome: // extensions / et appuyez sur La touche Entrée. You will see all extensions installed in Chrome.
3. One by one toggle them off to désactiver them. For instance, Request X extension is toggled off and is disabled.
4. After all extensions are disabled, check if the issue is resolved. If you were able to play YouTube videos in full screen then one by one begin permettant Extensions.
5. If the issue occurs after enabling any particular extension, then you can disable it and keep all other extensions enabled.
Lisez aussi: Fix Youtube Not Working Issue on Chrome [SOLVED]
Method 4: Reinstall Google Chrome
If none of the methods worked for you then this is the last option to fix YouTube full screen not working issue. Reinstalling Google Chrome will get rid of any issues in your browser and you can get a new version of Chrome with no existing problems. To do that, follow our guide below.
Remarque: Make a backup of your bookmarks, passwords and other important data before reinstalling Chrome.
1. Frappez le Touche Windows, Le type applications et fonctionnalités, Et cliquez sur Ouvert.
2. Rechercher Chrome in Rechercher dans cette liste champ.
3. Ensuite, sélectionnez Chrome et cliquez sur le Désinstaller button shown highlighted.
4. Encore une fois, cliquez sur Désinstaller pour confirmer.
5. Maintenant, appuyez sur le Touche Windows, Le type % localappdata%, Et cliquez sur Ouvert aller à Données d'application locales dossier.
6. Ouvrez le Google dossier en double-cliquant dessus.
7. Faites un clic droit sur le Chrome dossier et sélectionnez le Supprimer option comme illustré ci-dessous.
8. Again, hit the Touche Windows, Le type % AppData%, Et cliquez sur Ouvert aller à Itinérance AppData dossier.
9. Again, go to the Google dossier et effacer le Chrome folder as shown in étapes 6 – 7.
10. Finalement, recommencer votre PC.
11. Ensuite, téléchargez le dernière version of Google Chrome comme montré.
12. Exécutez le fichier d'installation et suivez les instructions à l'écran pour installer Chrome.
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Nous espérons que ce guide vous a été utile et que vous avez pu résoudre le problème. YouTube full screen not working in Windows 10. Let us know which method worked for you the best. If you have any queries or suggestions then feel free to drop them in the comments section.