A master reset will result in the loss of all data stored on the device including 3rd party applications.
This type of reset should only be used as a last resort after all other troubleshooting steps have been exhausted. It is highly recommended that you complete a backup of the device information before proceeding with the steps in this tutorial.
Ensure the handset is turned off.
Note: If the handset is frozen, remove and reinsert the battery to power it off.
Press and hold the Volume Down key.
While holding the Volume Down key, press and hold the Home key.
While holding the Volume Down and Home keys, press and hold the Power key.
Release all keys when the LG logo appears.
Press the Volume Down key to scroll to wipe data/factory reset and press the Home key to select.
Press the Volume Down key to scroll to Yes -- delete all user data and press the Home key.
Press the Home key with reboot system now highlighted.
The handset will completely reset and restart.