Got these babies last November so they could be my emotional support animals because I was struggling pretty bad :/ butttt I am trying so hard to do better and we all have to just take it one day at a time :)
To listen while using other apps, switch the player to Picture-in-Picture (PiP) during playback — it keeps playing in a small floating window (the screen stays on).
To listen with the screen fully off, in-browser playback stops by YouTube's design. Open the video in the YouTube app to keep listening where background playback is supported (e.g. with YouTube Premium).
Open in YouTube app