Hard Reset SAMSUNG J770

How to factory reset SAMSUNG J770? How to wipe all data in SAMSUNG J770? How to bypass screen lock in SAMSUNG J770? How to restore defaults in SAMSUNG J770?

The following tutorial shows all method of master reset SAMSUNG J770. Check out how to accomplish Hard Reset by hardware keys and Vendor settings. As a result your SAMSUNG J770 will be as new and your core will run faster.

  1. Turn on your phone.
  2. Enter code: *2767*3855#
  3. After few seconds it is done.

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WARNING !
Hard Reset will erase all of your data.
All described operations you are doing at your own risk.
Help! This doesn't work.