If the manufacturer no longer hosts the file, reputable archives like DriversCloud or DriverGuide often keep XP-compatible versions.

Before downloading anything, you must know the exact model of your Wi-Fi card. Right-click and select Manage . Click Device Manager in the left pane.

Transfer the downloaded file to your Windows XP machine via a USB flash drive. Double-click the file and follow the on-screen prompts. Restart your computer when finished. If it is a Manual Folder (.zip/.inf): Extract the files to a folder on your desktop.

Look under . If the driver is missing, it may appear as a "Network Controller" with a yellow question mark under Other devices .