Hard Reset LG KF757
- Press Power button to switch on device.
- Call key to open Dialer.
- Type in one of this code's: 1809#*101# or 2945#*101#
- Factory reset operation by clicking green Call key.
- Success! you can work on your device now.
Help! This doesn't work
Hard Reset will erase all of your data
All described operations you are doing at your own risk.