To restore YouTube videos on PlayStation , ensure that the content you're trying to access complies with YouTube's guidelines and isn't restricted in your region . If you're encountering issues with playback , try the following steps : 

1. Check Internet connection : Ensure your PlayStation is connected to the internet and has a stable connection.
2. Update YouTube App : Make sure your YouTube app is up-to-date . Go to the PlayStation Store, search for YouTube, and update it if necessary .
3. Restart Console: Sometimes, restarting your PlayStation can resolve playback issues. Turn off your console, wait for a few minutes, then turn it back on .
4. Clear Cache : Clearing the cache of the YouTube app can also help . Go to Settings > Storage >System Storage >Saved Data > YouTube , then select “ Delete ”.
5. Reinstall YouTube App : If  clearing the cache doesn't work , try reinstalling the YouTube app, Delete the app from your PlayStation , then download and reinstall it from the PlayStation Store .