Hard Reset ZTC SP55 Senior Phone

How to factory reset ZTC SP55 Senior Phone? How to wipe all data in ZTC SP55 Senior Phone? How to bypass screen lock in ZTC SP55 Senior Phone? How to restore defaults in ZTC SP55 Senior Phone?

The following tutorial shows all method of master reset ZTC SP55 Senior Phone. Check out how to accomplish hard reset by hardware keys and Vendor settings. As a result your ZTC SP55 Senior Phone will be as new and your   core will run faster.

First method:

  1. Make sure, that your device is off.
  2. Now power on the phone.
    Hard Reset ZTC SP55 Senior Phone
  3. Select emergency dial, and type this: *983*22387#
  4. Choose now Erase Everything.
  5. Success!

Help! This doesn't work