THE Solution:Dell DW1820A (Broadcom BCM94350ZAE) macOS 15

[Hugotai]

1. Install Kext:
   1. Bluetooth: https://github.com/acidanthera/BrcmPatchRAM
   2. Wifi: https://github.com/acidanthera/AirportBrcmFixup
2. The card should be working.

 

[bombastic97]

not able to boot, Mojave 14.6 am using hp 820 g2

 

[Hugotai]

not able to boot, Mojave 14.6 am using hp 820 g2

what is your PCI path?

 

[bombastic97]

PciRoot(0x0)/Pci(0x1c,0x3)/Pci(0x0,0x0)

 

[Hugotai]

PciRoot(0x0)/Pci(0x1c,0x3)/Pci(0x0,0x0)

maybe try:
PciRoot(0x0)/Pci(0x1c,0x3)/Pci(0x0)

 

[bombastic97]

Didn’t work, tried This as well and yet not working

 

[Hugotai]

Didn’t work, tried This as well and yet not working

Can u try removing SMCBatteryManager.kext if u have one

 

[bombastic97]

i don't have, check my kexts below, for update i tried that chinese blog and it worked(wifi + BT 100%) for once, after restarting it broke again

Spoiler: inside L/E

ACPIBatteryManager.kext        AppleBacklightFixup.kext    FakePCIID.kext            IntelMausiEthernet.kext        SATA-unsupported.kext
ACPIPoller.kext            ArcMSR.kext            FakePCIID_Intel_HDMI_Audio.kext    JMB38X.kext            SoftRAID.kext
ACS6x.kext            BT4LEContinuityFixup.kext    FakePCIID_XHCIMux.kext        JMicronATA.kext            USBInjectAll.kext
ATTOCelerityFC8.kext        BrcmFirmwareRepo.kext        FakeSMC.kext            Lilu.kext            VoodooPS2Controller.kext
ATTOExpressSASHBA2.kext        BrcmNonPatchRAM2.kext        HSSDBlockStorage.kext        LiluFriend.kext            WhateverGreen.kext
ATTOExpressSASRAID2.kext    BrcmPatchRAM2.kext        HighPointIOP.kext        ProBookAtheros.kext        XHCI-unsupported.kext
AirportBrcmFixup.kext        CalDigitHDProDrv.kext        HighPointRR.kext        PromiseSTEX.kext
AppleALC.kext            CodecCommander.kext        IOath3kfrmwr.kext        RealtekRTL8111.kext

Spoiler: inside C/K/Other

AirportBrcmFixup.kext        CodecCommander.kext        FakeSMC.kext            RealtekRTL8111.kext        VoodooPS2Controller.kext
AppleALC.kext            FakePCIID.kext            IntelMausiEthernet.kext        SATA-unsupported.kext        WhateverGreen.kext
AppleBacklightFixup.kext    FakePCIID_Intel_HDMI_Audio.kext    Lilu.kext            USBInjectAll.kext        XHCI-unsupported.kext

Please let me know what else should i try ? i tried your code without boot args but with his method (ch blog) i tried "brcmfx-country=#a brcmfx-driver=1" that worked once but didn't get it to work again.

 

[Hugotai]

Can you upload the debug.zip, i really want to prove my method work. Is it a laptop? maybe upload the brand and model too.

 

[Feartech]

also make sure your USB ports are configured correctly

The New Beginner's Guide to USB Port Configuration

Important Update: June 2023 From Big Sur 11.3 on the built-in OpenCore XhciPortLimit quirk no-longer worked as described. This became a known "bug", though in reality it was Apple changing their internal code, making a simple "peek and poke" to keep it operating, a difficult task. However, with...

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