WiFi + Trackpad gestures not working | HP EliteBook 9470M

Hi,

I have successful installed "macOS Big Sur" on my hackintosh ... but somehow the WiFi is unable to find networks. The WiFi icon is present but I cant find any WiFis etc.

In macOS Catalina everything worked fine.

Hardware:

• HP EliteBook 9470M
• CPU: Intel i5-3427U
• GPU: Intel HD 4000
• WiFi/BT Card: BCM94352
• RAM: 8GB

Kext for WiFi:

• AirportBrcmFixup.kext (+ Plugin: AirPortBrcmNIC_Injector.kext)
• BrcmBluetoothInjector.kext
• BrcmFirmwareData.kext
• BrcmPatchRAM3.kext

Kext for Trackpad (Multi-Touch, Keyboard Shortcuts - copy - paste etc.)

• VoodooPS2Controller.kext