# Fixing Audio

This section is for those who want to restore their speaker and mic support on their machine, as Mojave removed a large majority of Audio controllers.

The following Models need AppleHDA back-porting:

AppleHDA Support Chart

# MacBook

SMBIOS Audio Chipset Supported
MacBook1,1 SigmaTel STAC9221 Will not support
MacBook2,1
MacBook3,1 Realtek RTL885 Not yet
MacBook4,1
MacBook5,1
MacBook5,2
MacBook6,1 CirrusLogic CS4206
MacBook7,1

# MacBook Air

SMBIOS Audio Chipset Supported
MacBookAir1,1 Realtek RTL885 Not yet
MacBookAir2,1
MacBookAir3,1 CirrusLogic CS4206
MacBookAir3,2
MacBookAir4,1
MacBookAir4,2
MacBookAir5,1 Native, no patches required
MacBookAir5,2

# MacBook Pro

SMBIOS Audio Chipset Supported
MacBookPro1,1 SigmaTel STAC9221 Will not support
MacBookPro1,2
MacBookPro2,1
MacBookPro2,2
MacBookPro3,1 Realtek RTL885 Not yet
MacBookPro4,1
MacBookPro5,1
MacBookPro5,2
MacBookPro5,3 CirrusLogic CS4206
MacBookPro5,4
MacBookPro5,5
MacBookPro6,1
MacBookPro6,2
MacBookPro7,1
MacBookPro8,1
MacBookPro8,2
MacBookPro8,3
MacBookPro9,1 Native, no patches required
MacBookPro9,2
MacBookPro10,1
MacBookPro10,2

# Mac Mini

SMBIOS Audio Chipset Supported
Macmini1,1 SigmaTel STAC9221 Will not support
Macmini2,1
Macmini3,1 Realtek RTL885 Not yet
Macmini4,1
Macmini5,1 CirrusLogic CS4206
Macmini5,2
Macmini5,3
Macmini6,1 Native, no patches required
Macmini6,2

# iMac

SMBIOS Audio Chipset Supported
iMac4,1 SigmaTel STAC9221 Will not support
iMac4,2
iMac5,1
iMac5,2
iMac6,1 Realtek RTL885 Not yet
iMac7,1
iMac8,1
iMac9,1 CirrusLogic CS4206
iMac10,1
iMac11,1
iMac11,2
iMac11,3
iMac12,1
iMac12,2
iMac13,1 Native, no patches required
iMac13,2
iMac14,1
iMac14,2
iMac14,3

# Mac Pro

SMBIOS Audio Chipset Supported
MacPro1,1 Realtek RTL885 Not yet
MacPro2,1
MacPro3,1
MacPro4,1 Native, no patches required
MacPro5,1

Notes: Currently some models are not fully supported. This is due to missing IOReg dumps to grab correct information and so cannot be added into AppleALC at this time.

Models that need to be added:

  • Macmini4,1
  • iMac7,1 24"
  • iMac8,1 20"
  • iMac9,1 24"
  • iMac11,3

To add support for your model, please open an issue here with the following file generated:

# This must be executed in a version of macOS that officially supports your hardware
ioreg -lw0 > ~/Desktop/ioreg.txt
Last Updated: 11/6/2020, 8:18:32 PM