Learn to use the phone camera as a webcam using Phone Link in Windows 11. You can switch to front/back camera, pause video, and use Effects.

Learn how to use the multi-app camera feature in Windows 11 to allow multiple apps to use a camera or built-in webcam simultaneously.

There are often hardware problems with facial recognition if you use several cameras on a computer — for example, an external biometric USB camera together with the one built into the notebook lid.