iATKOS | United Kingdom

This dongle used to be plug and play on Big Sur on below. But now on Sonoma need some modifications on kext to make it works

Generic USB Bluetooth 5.0 CSR Dongle

What you need :

Intel Bluetooth firmware : https://github.com/OpenIntelWireless/IntelBluetoothFirmware/releases/tag/v2.3.0

BlueToolFixup : https://github.com/acidanthera/BrcmPatchRAM/releases/

Please map your USB first.

Steps :

• Modifying IntelBluetoothFirmware.kext

1. Extract IntelBluetooth-x.xx.zip
2. Open 'info.plist' on IntelBluetoothFirmware.kext with plist editor.
3. Search for "IntelBluetoothFirmware_9560"
4. Change idProduct value to 1
5. Change idVendor value to 2578
6. Save

Modified IntelBluetoothFirmware_9560

• Modifying config.plist

1. Copy IntelBTPatcher.kext, modified IntelBluetoothFirmware.kext, IntelBluetoothInjector.kext, and BlueToolFixup.kext to your /EFI/OC/Kext folder.
2. Open your /EFI/OC/config.plist with plist editor.
3. Go to 'NVRAM>Add>7C436110-AB2A-4BBB-A880-FE41995C9F82'
4. Add new key/sibling named "bluetoothInternalControllerInfo", set type to Data, set value to "00000000 00000000 00000000 0000"
5. Add new key/sibling named "bluetoothExternalDongleFailed", set type to Data, set value to "00".
6. Do an OC Snapshot.
7. Make sure all kext that you copied before were enabled except IntelBluetoothInjector.kext. Important! disable IntelBluetoothInjector.kext otherwise your system won't boot.
8. Save your edit.
9. Reboot your system.

https://preview.redd.it/akalrnpv2drb1.png?width=779&format=png&auto=webp&s=14020a61de08a08a62ca489798df267437e094a1

Your USB dongle should work now.

https://preview.redd.it/9tpmntfc2drb1.png?width=504&format=png&auto=webp&s=20e8b17ba6c4ce0f6b2ad04ffeabd8765951aba2

https://preview.redd.it/m9gpokbf2drb1.png?width=743&format=png&auto=webp&s=86760693ce0ecfa9ed32f46c5d8fcc3d3ba52336

https://preview.redd.it/4r4vwrth2drb1.png?width=604&format=png&auto=webp&s=a84ebf8b34d1d8c28ee618c6871021df6d5cfc91