If you want to play music through your USB-connected Android phone, there are a few things you need to do first. First, make sure that your phone is properly connected to your computer. You can do this by using the USB cable that came with your phone or by using a USB port on your computer. Next, open up the music player on your Android phone and find the music you want to play. Tap on it and then select “Copy to USB.” Now plug in your USB cable into the phone and into the computer. The music should now start playing on the computer. ..