On your computer, open the Device Manager.
Plug your Arduino with a USB data cable (DATA, not POWER) into a COM port
Do you see any LEDs light on the Arduino?
Do you hear a system chime?
Do you see any changes in "Ports (COM & LPT)"
On your computer, open the Device Manager.
Plug your Arduino with a USB data cable (DATA, not POWER) into a COM port
Do you see any LEDs light on the Arduino?
Do you hear a system chime?
Do you see any changes in "Ports (COM & LPT)"