This post shows how to enable USB debugging mode on the Galaxy M51. Read on if you need help activating a hidden Android feature that will authorize USB file transfer between your Galaxy M51 and a ...

USB debugging is among the advanced Android features hidden in the Developer Options menu. When enabled, this feature will allow an Android phone to communicate with a computer over a USB connection.

All Android devices feature a Developer Options menu that lets you tune and debug application performance. Here's a quick tutorial on how to enable it. When you found the Build Number option, tap on ...