By default, the bootloader HTC 8XT 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 8XT
Load your custom apps with higher privileges.
You can unlock the bootloader.
You will get access to additional functions of the operating system
Installing mods and patches on the current OS version
Disadvantages of Rooting your HTC 8XT
Voids the phone warranty.
You can face problems with updates.
A bricked phone is completely unusable.
Might Expose You to More Security Risks.
How to root HTC 8XT 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.