How to factory reset LG M4400? How to wipe all data in LG M4400? How to bypass screen lock in LG M4400? How to restore defaults in LG M4400?
The following tutorial shows all method of master reset LG M4400. Check out how to accomplish hard reset by hardware keys and Vendor settings. As a result your LG M4400 will be as new and your core will run faster.
Hard Reset will erase all of your data
All described operations you are doing at your own risk.