How to Install the Apple MacBook Pro A1278 Audio Driver on Windows 10
Look for "High Definition Audio Controller" with a yellow triangle under .
Right-click the in the system tray (bottom right corner) and select Sounds . Go to the Playback tab.
Change the Default Format dropdown to or 16-bit, 48000 Hz (DVD Quality) . Click Apply and test the sound. Summary of Driver Details for A1278 MacBook Pro A1278 Generation Release Year Chipset Manufacturer Recommended Driver Package Core 2 Duo (Late 2008 - 2010) 2008–2010 Cirrus Logic CS4206A Boot Camp 4.0 / 5.1.5722 Intel Core i5 / i7 (Early/Late 2011) Cirrus Logic CS4207 Boot Camp 5.1.5722 Intel Core i5 / i7 (Mid 2012) Cirrus Logic CS4207 Boot Camp 5.1.5769 Apple Macbook Pro A1278 Audio Driver Windows 10
Legacy drivers can struggle with Windows 10's fast startup and audio enhancement features.
Even on Windows 10, the official Apple drivers are the most reliable. Boot Camp Support Software 5.1.5769 Apple Support Locate the folder (or ) within the downloaded ZIP. Right-click the setup file and select Run as Administrator Step B: Manual Driver Update via Device Manager If the standard installer fails: Device Manager (right-click the Start button). Look for "High Definition Audio Controller" under System Devices or "Unknown Device". Right-click it and choose Update driver Browse my computer for drivers
If you installed Windows 10 by booting directly from a USB stick in (bypassing the standard Boot Camp Assistant), the sound card—typically a Cirrus Logic chip—may not appear in the Device Manager at all. How to Install the Apple MacBook Pro A1278
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If the internal speakers are fine but plugging in headphones yields no sound or a red light from the jack:
Select the .inf configuration file (e.g., CirrusAudio.inf ), click , and hit OK . Change the Default Format dropdown to or 16-bit,
Sometimes, Windows audio enhancements cause conflicts with older drivers.
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