There are two ways you can use to install/update the driver for the Intel Network Connection:
Using Windows Update. Go to Windows Update and check for updates. If there is one available for the Intel component, Windows will download it with your permission.
Using a driver from its official website. You have to access the Intel support page and download the driver, but after you input the correct model for your network model.
You can access Intel's Support page using the following link.
