A known problem causes YouTube Premium trials to stack with existing accounts, causing playback problems for months.

YouTube Premium offers an ad-free viewing experience and features like background play and offline downloads. It's bundled with a YouTube Music Premium subscription ...

I've tested PiP out on a non-U.S. YouTube Premium account, and it worked ... Now, when you open a video in the YouTube app on your iPhone, if you close the app (either by swiping up or clicking ...