It will remove all the data ,contacts and apps that you installed
Note: All Data Will Be Lost!
1.Power Off Your Mobile.
2.Press Together Volume Down + Power Button Until Reset Menu Appears
3.Press Power Key To Reset
4.Press Again Power Key To Confirm
5.Wait Until The Phone Restarts
Lg Optimus G E975 Restore Factory Hard Reset Format Phone.So lets start the Lg Optimus G E975 Restore Factory, Lg Optimus G E975 Hard Reset.Turn Off the mobile phone for few mints.Lg Optimus G E975 Remove Pattern Lock.
Restore Hard reset will set your phone in origional factorry settings. It will remove all the data and apps that you installed. Your contacts will be removed and you have to add them again.