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Agreed, that's a solid workaround. Also, make sure your Windows drive itself has plenty of free space, as that's what the installer is really checking.

Can confirm. Just to be sure, have you checked if TPM is enabled in your BIOS?

Yeah, What specific requirement is it failing on, like TPM or Secure Boot? Let me know if that works.

This. You could also check if there's a "Secure Boot Mode" setting that needs to be set to "Standard," not "Custom," for it to work.