How to bypass android pattern unlock:

Requirements :

Linux distro
Android phone
USB cable
ADB


Step 1.

1.Connect your phone to your PC using USB

cable.
Step 2. 

 1.Installing ADB over terminal

Boot into any Linux distro you have.

2.Open up terminal and type :

Quote:sudo apt-get install android-tools-adb

This will install ADB.

Step 3. 

1. Disabling pattern unlock over terminal

Open up terminal again and type :

Quote:adb devices

adb shell

cd data/system

su

rm *.key

Now,disconnect your phone and reboot.Unlock

pattern should be here.Just try some random gesture and it will unlock.