Unlock pattern lock on LG optimus L9 P760 via keys just in few minutes. Solve hang problem by hard reset your lg optimus L9 . If your device got stuck during running any application or hang some time then we can solve this problem by resetting device to its factory state. Keep in mind all data will be lost, so take backup before reset your device.
Warning! Factory reset will permanently delete all your data and customized settings, and will remove any applications you’ve downloaded and installed. Be sure to back up any data and files you want to keep before you do a factory reset.
How To Remove Pattern Lock On LG optimus L9 P760
Turn off device.
Remove battery and insert again.
Press and hold Volume down + Home and Power buttons until Android logo appear.
Mobile reboot auto when format complete.
Video tutorial to reset LG optimus L9 P760