Hard Reset SONIM XP5520 Bolt

How to factory reset SONIM XP5520 Bolt? How to wipe all data in SONIM XP5520 Bolt? How to bypass screen lock in SONIM XP5520 Bolt? How to restore defaults in SONIM XP5520 Bolt?

The following tutorial shows all method of master reset SONIM XP5520 Bolt. Check out how to accomplish Hard Reset by hardware keys and Vendor settings. As a result your SONIM XP5520 Bolt will be as new and your core will run faster.

  1. Power on the phone.
    Hard Reset SONIM XP5520 Bolt
  2. Then go to Menu -> Settings -> Restore factory settings.
  3. Now enter your password.
    * The default settings is: 0000.
  4. Next select OK, and press Yes.
  5. After that your phone will reset and restarts.
  6. Done!

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