Google Credential Provider for Windows (GCPW) now supports FIDO2-compliant physical security keys as

[TwistedHelixis]

I know this has been an issue for others, although it seemed to work for me.

 

https://workspaceupdates.googleblog.com/2026/07/google-credential-provider-for-windows-now-supports-FIDO2-compliant-physical-security-keys-as-a-second-factor-for-authentication.html