
ADB will only work on your device when USB debugging is enabled. When you click Install, it will begin downloading the necessary files to your computer. If you’re on a Nexus phone, you should also choose “ Google USB Driver”.

zip files you would otherwise flash in custom recovery, unlock your bootloader on Nexus devices, and several other uses for debugging your Android phone.

With ADB you can perform many useful commands to back-up your data, sideload. The Android Debug Bridge (ADB) is an important command-line tool for controlling your Android device from your computer.
