If you need to facilitate a connection between your device and a computer with the Android SDK (software development kit), view this info.
From a Home screen, navigate: Apps icon > Settings > Developer options.
If Developer options aren't available, navigate: Apps > Settings > About phone > Software information then tap Build number 7 times.
Ensure the Developer options switch (upper-right) is turned on .
Tap USB debugging to turn on or off .
If presented with 'Allow USB debugging?' screen, tap OK.