How to record the screen of Apple phone xr?

To record an iPhone screen, follow these steps: Go to Settings > Control Center > Custom Controls, and then tap the plus icon next to Screen Recording. Swipe up from the bottom edge of any screen to open the Control Center.

On iPhone X or later, push down from the upper right corner of the screen. Press the gray recording icon hard, and then click Start Recording. Wait for three seconds countdown. Open the control center, and then click the red icon to stop recording. Alternatively, click the red status bar at the top of the screen, and then click Stop. The recorded content will be stored in the photo.

Go to Apple Support for more information.