Once downloaded, extract the contents (using 7-Zip or by running the .exe ). Navigate to: Boot Camp\Drivers\Audio\ .
The A1181 uses a audio codec (later models sometimes a Realtek variant). Windows 7 does not automatically find a working driver for it. Generic high-definition audio drivers either fail or give no sound. Driver Audio Macbook A1181 Windows 7
The Cirrus Logic Alternative: Some late-2008 and 2009 A1181 models (unibody-style transitions) used Cirrus Logic chips. If Realtek fails, search specifically for the Cirrus Logic CS4206 patches often shared in MacRumors or Apple community forums. Essential Post-Installation Tip Once downloaded, extract the contents (using 7-Zip or