By default, the bootloader HTC Radar is locked on the phone. This is done so that the novice user does not make a fatal error while editing the device kernel and does not turn the phone into a brick.
Advantages of Rooting your HTC Radar
Load your custom apps with higher privileges.
Easy removal of system (pre-installed) applications
Ability to modify system files
You will be able to install custom firmware on your device.
Disadvantages of Rooting your HTC Radar
Voids the phone warranty.
You will not be able to update the phone to the latest version.
Risk of 'bricking' a phone.
Viruses.
How to root HTC Radar with Computer (via Windows Phone Internals)
Before starting the rooting process, follow these steps.
1. Backup Your Device.
2. Make sure your battery is charged to 90%.
3. Just to be safe, reboot your device.
