Apple Macbook Pro A1278 Audio Driver Windows 10 Fix (2026)

Right-click on the "CirrusAudioCS4206x64.exe" file and select Properties. Under the Compatibility tab, check "Run this program in compatibility mode for" and select Windows 7. Click Apply and then run the installer as an administrator. In many cases, this will instantly trigger the red glowing light in the headphone jack to turn off and your speakers to turn on.

For A1278 + Windows 10:

Browse to the extracted Cirrus folder → select CirrusLogicCS4206x64.inf Apple Macbook Pro A1278 Audio Driver Windows 10

Once you successfully install the Apple MacBook Pro A1278 audio driver on Windows 10, you should tweak a few settings for the best experience: Right-click on the "CirrusAudioCS4206x64

When you install Windows 10 via Boot Camp, Apple’s official support stops at Windows 7 or Windows 8.1. Windows 10 introduces a new audio stack and driver model (WaveRT). The legacy Boot Camp drivers (version 4.0 or 5.0) often fail to install correctly, resulting in: In many cases, this will instantly trigger the

This guide is compiled from dozens of forum threads on Reddit, MacRumors, and the Boot Camp Driver Repository. The solution has been tested on A1278 models with both Intel HD 4000 and NVIDIA GeForce GT 650M graphics configurations.