As I mentioned before rooting an Android device will allow users to use the device to its full potential but there are few drawbacks like you will lose the warranty and there is always a chance of bricking the device.
Unlocking the bootloader on the LG device is extremely easy that you don’t have to request any code to unlock the bootloader.
Steps To Install LG X Power Stock ROM (Firmware) : All the Android smartphones come with a locked bootloader and most of the OEM smartphones warranty will be void if device bootloader is unlocked.