Ipad Pro Picture In Picture Youtube App. From left to right tapping on the first button makes the Picture in Picture video occupy the full screen of your iPad ending Picture in Picture mode. YouTube unfortunately has not implemented Picture in Picture support yet so the YouTube app doesnt work with the feature.
Tap the picture-in-picture button. Picture in Picture mode is one of the best features of iOS 9. Picture-in-picture or PiP has been available for iPad users since iOS 9 and Apple has enabled it on iPhone this year with iOS 14.
For iPhone you can just close the YouTube app for the video to transition to PiP.
But while there have been six Plus and Max size models over the years the iPhone had never featured PiP windows until now. For iPhone you can just close the YouTube app for the video to transition to PiP. Once its in full-screen there will be a PIP button in the top-left just to the right of the close button X. There are some doubts that YouTube will ever support this feature but.