HOW TO UNLOCK ANDROID PATTERN

Unlock Your Pattern Using Command Prompt

• Connect your Android Phone to Your Computer and Open Command Prompt as Administrator
• Now in Command Prompt Window type the following code Carefully Exactly as it is and Then Press Enter.

adb shell cd /data/data/ com.android.prov iders.settings/databases sqlite3 settings.db update system set value=0 where name='lock_pattern_autolock'; update system set value=0 where name='lockscreen.lockedoutpermanently'; .quit
Now Reboot Your Phone and then try to use any Random Pattern and it Will Work Pretty Fine.

If You Face Any Problem Repeat Same Steps But Instead of The Above code Try Using adb shell rm / data/system/gesture.key and Then Press Enter

Try Rebooting Your Device to See if it Works.

Note: It wont work on android 4.4

USE IT AT YOUR OWN RISK