Macbook Pro A1278 Audio Driver Windows 10: Apple
Inside this folder, you will see files named CirrusAudio64.exe or individual driver files ( CirrusAudio.inf , CirrusAudio.sys ). Step 3: Install the Driver
Depending on your current setup, try these methods in order: Method A: Manual Driver Pointing (The Quickest Fix)
| Issue | Fix | |-------|-----| | No audio after sleep | Disable fast startup in Windows Power Options | | Headphone jack not detecting | Install Cirrus driver and the Apple “Audio Device” (AppleHDA) from Boot Camp | | Microphone not working | Ensure “Microphone (Cirrus Logic)” is enabled in Privacy settings | | Driver signature error | Disable driver signature enforcement temporarily (Shift + Restart → Troubleshoot → Startup Settings → Disable driver signature enforcement) |
If you installed Windows 10 via pure EFI mode (without utilizing the Boot Camp setup process), your audio card might be completely missing from the Device Manager, or it may show up as an unresolvable error under as an Intel High Definition Audio controller. Apple Macbook Pro A1278 Audio Driver Windows 10
Click . Click the Have Disk... button.
Inside the folder, navigate to: BootCamp > Drivers > Cirrus . Install the Driver: Right-click CirrusAudioCS4206B.inf . Select Install . Restart your Mac. 3. Alternative Solution: Use Brigadier
To resolve this hardware abstraction issue without reinstalling Windows entirely, you must use a custom EFI bootloader configuration tool (such as OpenCore or a specific GRUB script) to force-enable the PCI-e audio registry lines before Windows loads. Inside this folder, you will see files named CirrusAudio64
The following sections outline every known method to resolve the audio issue, ranging from the simplest driver installations to complete OS reinstallations.
If you have wasted hours with no solution, wipe Windows and start fresh.
The Apple MacBook Pro A1278 is a beloved classic, but its audio driver compatibility with Windows 10 remains a persistent challenge. The issue stems primarily from two factors: the age of the official Boot Camp drivers (which were designed for Windows 7/8) and, more critically, the inability of the pre-2013 Mac UEFI firmware to expose the audio hardware to a Windows installation booted in UEFI mode. Click the Have Disk
The MacBook Pro A1278 utilizes a Cirrus Logic audio chipset. When Windows 10 is installed via Boot Camp or a direct USB flash drive, Microsoft’s default High Definition Audio Device driver attempts to manage the hardware. This generic driver fails for two specific reasons:
If you have followed the above steps but still have no audio, use the following checklist to diagnose the issue.
Check the box for and select Windows 7 from the drop-down menu.
A red light glowing from inside the headphone jack and no sound from the speakers.