How to Master Reset on Sony ST25 Xperia U?

  1. Make sure you turned off the phone.

    Hard Reset keys Sony ST25 Xperia U

  2. Hold down the Volume Up key, the Home key and the Power button.
  3. When the phone's logo appears, release the keys.
  4. Go for "wipe data / factory reset" using the Volume keys and the Home/Power button.

    Android system recovery Sony ST25 Xperia U

  5. Then Select "Yes - delete all user data" to finish the process.
  6. Confirm by pressing "reboot system now".
  7. That's all! After these actions, your phone data will be deleted.

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