Trick for android patern lock unlocking

Requirements :
1.USB debug mode must be enabled in phone.
2.need phone drivers to install
3.ADB Driver Installer.(Search on google.)

Method 1:-(Working 100% Tested By Me)

run cmd as admin
now following commands

1.adb root
2.adb shell

if password lock then

3.rm /data/system/password.key

if patern lock then

3.rm /data/system/gesture.key
Restart phone..

Method 2:

1) Have USB Debugging enabled again as we saw it earlier. This can be done by Go to Settings à Application à Development à USB Debugging
2) Plug your data cable back into your phone. This links your phone with your mobile.’
3) Click on the Start button on your Computer, type cmd which means “ Command Prompt”
4) This opens a Command Prompt window, there you type adb shell and click enter
5) Then type cd /data/data/com.android .providers.settings/databases hit enter
6) Then type sqlite3 settings.db hit enter
7) Type update system set value=0 where name=’Iock_pattern_autolock’; hit enter
8) Type update system set value=0 where name=’lockscreen.lockedoutpermanently’;
9) Then finally type .Quit