Hard Reset LG Optimus LTE SU640 LU6200

How to factory reset LG Optimus LTE SU640 LU6200? How to wipe all data in LG Optimus LTE SU640 LU6200? How to bypass screen lock in LG Optimus LTE SU640 LU6200? How to restore defaults in LG Optimus LTE SU640 LU6200?

The following tutorial shows all method of master reset LG Optimus LTE SU640 LU6200. Check out how to accomplish hard reset by hardware keys and Android 2.3 Gingerbread settings. As a result your LG Optimus LTE SU640 LU6200 will be as new and your   core will run faster.

1. Handset has to be switched off. 
2. Press Volume Down + Power button for about 10 seconds. 
3. When LG logo will appear on screen release both buttons.
4. Whole process has to be confirmed to do it press Power button twice. 
5. Device will restart, after that you can work on device.