Hard Reset CECT S857

How to factory reset CECT S857? How to wipe all data in CECT S857? How to bypass screen lock in CECT S857? How to restore defaults in CECT S857?

The following tutorial shows all method of master reset CECT S857. Check out how to accomplish Hard Reset by hardware keys and Vendor settings. As a result your CECT S857 will be as new and your   core will run faster.

  1. Turn on the device.
    Hard Reset CECT S857
  2. Next tap: *#6810# + Call button.
  3. Afterwards press *#337# + Call button.
    HardReset CECT S857

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