Perform a hard reset is a must if your HTC Radar 4G becomes unresponsive or goes malfunctioned too many times in a row. However, this will permanently wipe out all your data and customized settings, or any apps you’ve downloaded and installed, so make sure you back up all important data files before you do a factory/master reset.
If you want to perform a hard reset on your HTC Radar 4G, yet you can still access the settings menu, you can follow the steps listed below to know how:
1. Get back to HTC Radar 4G’s Start screen.
2. Here, hit the arrow key the upper-right corner.
3. Tap Settings.
4. Scroll down the list and choose About.
5.Finally, hit the Reset your phone option.