If you are having trouble with a network adapter that is not working with Windows 7 but previously worked with Vista, there are a few troubleshooting steps you can take to try and make it compatible: 1. Check Manufacturer's Website: Visit the manufacturer's website of the network adapter and see if they have Windows 7 drivers available for download. Sometimes specific drivers for Windows 7 are needed for proper functionality. 2. Compatibility Mode: Try installing the Vista drivers in Compatibility Mode. Right-click on the driver installer, go to Properties, go to the Compatibility tab, and select "Run this program in compatibility mode for" and choose Windows Vista. 3. Windows Update: Check Windows Update for driver...