
HTC HD2 Hard Reset to Factory Settings.
-------------------------------------------------------------------
1. Turn the Phone OFF
2. Press and Hold both the Volume up and Volume down buttons
3. Press and Release the Power / Hang-up button
4. The Device will turn on – Release the Volume buttons when you see the tree-color Screen.
5. The Device will then display a prompt asking you to confirm the reset of the device
6. Press the volume up button to continue with the hard reset, or press any other button to cancel.