Here’s a quick, useful tip. Normally, when you use Screen Recording, you open Control Center and tap the record button to stop it, then open Photos and trim that part of the video, right? There’s a better way to stop screen recording.
Stop Screen Recording
When you want to stop screen recording, just tap the red taskbar. You’ll get a prompt asking you to stop, and tap the Stop button. Trimming the end of the video that shows us opening Control Center is no longer needed.
Further Reading:
[How to Use iOS 11 Screen Recording]
[Apple Tells Developers to Change or Remove Screen Recording]
Thanks!