The following steps are intended for the LG Remarq.

Press the Menu/OK button, this will display the main menu.

Select Settings, then press OK.

Select Reset/Delete, then press OK.

Select Keep Existing Lock Code, then press OK.

(Note: The default lock code is the last 4 digits of the mobile number.)

Select Reset Phone, then press OK.

Press the Reset button.

Once the phone restarts, it will need to be set up for the first.