This crucial how-to guide will explain how you can unlock your Android phone when you do not have the password available.

How to unlock Android phone when you’ve lost and/or forgotten its password… Out of curiosity, have you ever wondered if there was a way to unlock your Android phone if you or anyone you know forgets ...

How to Unlock Android Phone Pattern Lock without Factory Reset: If you’re using an Android device running version 4.4 or earlier, you can use the “Forgot Pattern” option to unlock your phone ...

You can unlock your Android phone even if you've forgotten the passcode, but you'll usually need to factory reset the phone.