How to screen record for IOS
Record the screen on your iPhone, iPad, or iPod touch - Apple Support (https://support.apple.com/en-us/HT207935)
If screen record is not an option in the control center,
- Go to Settings > Control Center, then tap the Add button next to Screen Recording.
- Open Control Center on your iPhone (https://support.apple.com/kb/HT202769), or on your iPad (https://support.apple.com/kb/HT210974).
- Tap the gray Record button , then wait for the three-second countdown.
- Exit Control Center...