Sony Ericsson Xperia X1 soft reset

Press the RESET button which is located on the back side of the device.

Sony Ericsson Xperia X1 hard reset

  1. Turn off the phone.
  2. Hold down LEFT and Right SOFT buttons.
  3. While holding down both SOFT buttons press POWER button for a few seconds.
  4. Release POWER button. Then release SOFT keys.

Other method is the same as above, except Press The RESET button while holding down SOFT keys.