First of all keep in mind that rooting may void your warranty.
But seeing the advantages of rooting, you may take the risk.
Follow these simple steps:
1. Download and install HTC sync on PC.2. Unlock the Bootloader of your device.
3. Flash a custom recovery.
- You may view the steps from HTC's dev site here
- Download this file here
and extract it.
- Connect you device to PC and run the .bat file given.4. Flash Superuser and Root your device.
-Download Superuser.zip here
-Power off your device and press vol. down + power key to enter recovery mode.
-Select install zip from SD card and select the zip file.Now reboot your device and its Rooted.