This is the most stable version for Windows 7. You can search for "Realtek RTL8185L Windows 7 driver" on reputable driver archive sites.
Windows 7 sometimes fails to run the .exe installers for older hardware. If the setup file doesn't work, follow these manual steps: download driver kaiomy wa 54p pro windows 7 exclusive
Restart your computer and tap F8 repeatedly before the Windows logo appears. Select "Disable Driver Signature Enforcement" from the boot menu. This will allow the driver to load and function. Why Use the WA-54P Pro Today? This is the most stable version for Windows 7