Why does it show TrueDepth camera is being used by another app on iPhone?
[Re-Titled by Moderator]
[Re-Titled by Moderator]
Swipe down from the top right of your iPhone to open Control Center and see what application is using the camera.
Open Control Center to learn which application is using the camera.
Use and customize Control Center on iPhone - Apple Support
Why does it show TrueDepth camera is being used by another app on iPhone?