Every time I connect the Arduino 101 into the USB com 3 on computer disappears. I've unplugged everything and restarted, gone into task manager closed the arduino down replugged USB and several other things I've seen on this site and others but nothing works. HELP
Hi mvstephens,
you probably don't have any sketch running on the board, so it stays in bootloader mode and no serial port is displayed.
Try uploading a Blink and it should become persistent