The HTC One (M8) is by far the best Android device HTC has ever produced and it’s software is top notch, bu that doesn’t mean you have to be satisfied with the stock HTC Sense 6 experience. The development community around the phone is exploding and there are dozens, of modifications which can be made to the device.
But before you jump in and get your feet wet, you’ll most likely have to unlock the bootloader on the HTC One (M8). The process is fairly simple since HTC provides unlock tokens for all of its phones. Follow the steps outlines below and your HTC One (M8) will have an unlocked bootloader in about 20 minutes.
WARNING: Unlocking the bootloader in the HTC One (M8) may void your warranty. HTC will most likely not honor the 12 month warranty on your phone if you experience software related issues. Unlocking the bootloader in the HTC One (M8) will result in a full factory reset. Be sure to create a backup of you picture, videos and any other important information you have on your One (M8) before proceeding.