You can also follow along with wwjoshdew's excellent video tutorial on how to properly install the ADB and Fastboot drivers for your Shield on Windows.ģ. Download and install the ADB and Fastboot drivers for your Shield, the drivers can be downloaded here. You can fully backup your devices contents without root using ADB's backup command or by using the Holo Backup Tool.Ģ. as unlocking your devices bootloader will erase all data on the device. Backup everything on your device that you don't want to loose such any apps (And there respective data), pictures, videos, music, etc. This warning being given please also see this post by JordanKeyes regarding warranty information as it relates to hardware issues or hardware failures.ġ. Warning: Unlocking your Nvidia Shield's bootloader will void the warranty, please note that even if you re-lock the bootloader the bootloader still show a flag that the device is voided for warranty. Will Unlocking my Bootloader Void my Warranty? Unlocking your bootloader allows you to modify all aspects of your device to suite your needs which includes but is not limited to, installing custom Recovery images such as Clockworkmod Recovery or Team Win Recovery Project, installing custom ROM's, custom Kernels, as well as other MOD's and patches. Why Would I want to Unlock my Bootloader? The purpose of this guide is to provide you with step-by-step instructions on how to unlock the bootloader on your Nvidia Shield.