: Plug the Arduino Uno into a USB port on your computer. Open Device Manager : Click Start , right-click Computer , and select Properties . Click Device Manager in the left pane.
If Windows 7 fails to recognize your board after installing the IDE, follow these manual steps: arduino uno driver download windows 7
: Visit the Arduino Software page and choose the "Windows Win 7 and newer" installer. Installer vs. ZIP : : Plug the Arduino Uno into a USB port on your computer