You can make a recording of what happens on your iPad screen.
Swipe down from the top-right corner of the screen to .
Screen recordings are automatically saved to your photo library in the Photos app. To see all of your screen recordings in one place, open Photos, then tap Screen Recordings below Media Types in the Photos sidebar.
Note: Screen recordings may include audio as well as video, although some apps might not allow you to record one or the other. You can’t record your screen and use screen mirroring at the same time.