Android secures your device by asking you for a PIN, pattern, or full password. What happens if you forget the security method you set up? If you're lucky, you can get back in easily—but that may not ...

Using your face or fingerprint to unlock your phone can be more convenient, but using a passcode can be key to keeping your phone safe.

Google is rolling out a new security feature for Android phones that will automatically restart your device if it has been locked and unused for three days in a row.