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Can confirm. Another option is to try manually rolling back the audio driver in Device Manager to the previous version that worked.

This. Also, make sure both PCs are set to a private network profile, not public.

Had the same problem. I had this issue with an older laptop. From what I have seen, those options are often greyed out until you set a supervisor password in the BIOS first. Once I did that, I could enable TPM and Secure Boot.