One of the widely used hidden features from the Developer Options menu is USB debugging. When enabled, USB debugging allows you to connect and transfer data between your Android phone and a computer.

Enable ‘USB Debugging’ Next, back out one level to head to the main Settings menu again. Near the bottom of this screen, select the “Developer options” entry that you just unlocked.

When enabled, USB debugging will allow the phone to communicate with a computer and vice versa over a USB connection. As a result, the phone is able to receive files and commands from the computer.

There are many reasons to enable USB debugging on your Android device. For example, it allows you to sideload apps from outside of the official Google store via your computer.