Hard Reset CHANGHONG Feature Phone M668

How to factory reset CHANGHONG M668? How to wipe all data in CHANGHONG M668? How to bypass screen lock in CHANGHONG M668? How to restore defaults in CHANGHONG M668?

The following tutorial shows all method of master reset CHANGHONG M668. Check out how to accomplish Hard Reset by hardware keys and Vendor settings. As a result your CHANGHONG M668 will be as new and your core will run faster.

  1. Turn on the device.
    Hard Reset CHANGHONG M668
  2. Just type this: *#77218114# or *#881188# or *#94267357# or *#9426*357# *#19912006# *#118811# *#3646633#
  3. Now your phone will reboots.

Help! This doesn't work