PINs are far more secure than their 4-digit counterparts - here's how and why to make the switch on both mobile and on PC.

Since 2008, Google has offered a pattern unlock feature in its Android operating system. Pattern unlock remains a unique part of the Android experience -- you won't find the feature on any other ...

Under any of these circumstances, you will only be asked to enter the PIN, password ... set up and use Google Smart Lock or Extend Unlock on your Android device. Let’s go over the steps together.

Android is rolling out a new optional ... aims to enhance security by forcing devices into a 'Before First Unlock (BFU)' state, requiring a PIN or pattern instead of biometrics to regain access.