Sequoia in Haswell without wifi

I installed Sequoia on a haswell desktop, everything works except wifi, I have a Fenvi T919, I installed the kexts BlueToolFixup, BrcmFirmwareData and BrcmPatchRAM3, in that order according to the guide but it still isn't working, can someone help me, I would really appreciate it

submitted by /u/Exciting-Country-684
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