A recent Windows update has changed how Windows Hello face unlock works, now requiring a color camera in addition to IR sensors to authenticate you. That means it no longer works in the dark.

Recent Windows 11 updates are breaking Windows Hello face sign-in, and Microsoft is now aware of the problem.

Windows Hello is acting up after Microsoft's last patch. If your PC doesn't recognize your face, it might need a little kick with this workaround.

I do not have any issues with the default login method sticking to the cam over PIN. However, all my devices have a Windows Hello camera integrated into them since they are laptops.

To use Face Logon, re-enroll in Windows Hello Facial recognition: go to Settings > Accounts > Sign-in options > Facial recognition (Windows Hello), and select Set up. Follow the on-screen ...

Second authentication glitch in a month affects a subset of Windows Hello for Business users.

To fix Something went wrong, Try again later error during Windows Hello setup, roll back Fingerprint driver, and delete the files inside the NGC folder. More fixes here.

Researchers have discovered flaws in biometric sensors on Windows Hello laptops that make them easy to hack.