How to factory reset SONY ERICSSON P990? How to wipe all data in SONY ERICSSON P990? How to bypass screen lock in SONY ERICSSON P990? How to restore defaults in SONY ERICSSON P990?

The following tutorial shows all method of master reset SONY ERICSSON P990. Check out how to accomplish Hard Reset by hardware keys and Symbian 9.1 settings. As a result your SONY ERICSSON P990 will be as new and your PNX4008 core will run faster.

  1. Check device it must be turned on to perform this operation. 
  2. Next tap: Menu -> Settings -> General -> Master reset.
  3. Confirm Master reset and follow up on screen instructions. 
  4. Let the device to restart, it may take around 30 seconds.
  5. Success! device is ready to work on.

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