Hard Reset SAMSUNG Feature Phone T639

How to factory reset SAMSUNG T639? How to wipe all data in SAMSUNG T639? How to bypass screen lock in SAMSUNG T639? How to restore defaults in SAMSUNG T639?

The following tutorial shows all method of master reset SAMSUNG T639. Check out how to accomplish Hard Reset by hardware keys and Vendor settings. As a result your SAMSUNG T639 will be as new and your core will run faster.

  1. Switch device on.
  2. Use code *2767*3855# in dialer.
  3. Device will restart itself.

Help! This doesn't work