What is ADB & Fastboot? ADB is generally used for development when trying to run applications on the phone from the computer so you can debug (hence the name) issues with your app you are creating. Let’s be real though, most of the time, it’s used for rooting Android devices. Since ADB allows you to communicate with an attached Android phone on a development level it’s extremely handy when we want to issue commands that allow us to, for example, push files to the device and then execute those files all in an effort to root the phone. Fastboot is similar to ADB in that it’s used for issuing commands to the attached device, but in fastboot mode it’s really more for flashing different parts of Android (i.e. updating the system with a newer version, erasing all the user data, etc.). This mode is more used for manufacturers to diagnose and fix devices with software issues, but, like with ADB, it can also be pretty instrumental in helping our rooting efforts. We can use fastb