Hard Reset HTC Radar

1. Please turn off the device if it's on, to do it use Power button. 
2. At the same moment press and hold both Volume buttons.
3. Briefly press the Power button 1-2 seconds not more.
4. To start Factory reset press Volume down key as it says on the screen.
5. Be patient Factory reset can take even up to 5 minutes.
6. Success! u just wiped your phone to Default settings.

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