Hard Reset SONY Xperia Tablet Z WiFi

First method:

  1. Switch off the tablet.
    Hard Reset SONY Xperia Tablet Z WiFi
  2. Now navigate to Settings -> Backup & reset -> Factory Data Reset -> Reset tablet.
  3. Then choose option option "Erase everything", and confirm that.
  4. Success!

Second method:

  1. You should first download and install program PC Companion.
    * In example from here: http://www.sonymobile.com/gb/tools/pc-companion/
  2. If all went well, you will see window with 4 options.
    HardReset SONY Xperia Tablet Z WiFi
  3. Next click "Start" under the name "Support Zone New!".
    Factory Reset SONY Xperia Tablet Z WiFi
  4. Wait until the process of the installation is completed.
  5. Now you should see window with in example option "Phone / Tablet Software Update".
    Master Reset SONY Xperia Tablet Z WiFi
  6. Accept this option -> click "start".
  7. Then click "repair my phone / tablet".
    Permanently delete data from SONY Xperia Tablet Z WiFi
  8. Please follow all instructions, and confirm that.
    Wipe data SONY Xperia Tablet Z WiFi
  9. Read "Inportant information", and confirm.
    Format SONY Xperia Tablet Z WiFi
  10. Afterwards PC Companion is "preparing computer for software update".
    Restore SONY Xperia Tablet Z WiFi
  11. Next select your phone / tablet model.
    Remove screen password SONY Xperia Tablet Z WiFi
  12. Follow steps, which you see in new window.
    Remove Screen Lock SONY Xperia Tablet Z WiFi
  13. That's all!

WARNING !
Hard Reset will erase all of your data
All described operations you are doing at your own risk.

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