Firmware load for brcm/brcmfmac43602-pcie.netgear,r8000.bin failed

My router is R8000
I noticed this error in the system log:

Sun Apr 28 10:48:21 2024 kern.warn kernel: [   11.562070] brcmfmac 0001:03:00.0: Direct firmware load for brcm/brcmfmac43602-pcie.netgear,r8000.bin failed with error -2
Sun Apr 28 10:48:21 2024 kern.warn kernel: [   11.605509] brcmfmac 0000:01:00.0: Direct firmware load for brcm/brcmfmac43602-pcie.txt failed with error -2
Sun Apr 28 10:48:21 2024 kern.warn kernel: [   11.618432] brcmfmac 0001:03:00.0: Direct firmware load for brcm/brcmfmac43602-pcie.clm_blob failed with error -2

I found this file on github:

but i don't know how to use it.