To change or turn off background play:
- Go to Settings .
- Select Background Play under "Background & Downloads."
- Make your selection: Always on: Videos will always play in the background (default setting). Off: Videos will never play in the background.
What happened to YouTube background play?
If the YouTube background play feature is not enabled on your YouTube app, YouTube background playback not working will happen inevitably. You can tap your profile picture, go to Settings > Background & Downloads > Background Play to check whether the feature is enabled. If it is off, you need to turn it on.