My email is bbartrug@gmail.com and I'm a Premium member. Thanks!
Yubikey has been a supported two factor auth method on desktop for over a decade.
https://support.lastpass.com/s/document-item?bundleId=lastpass&topicId=LastPass/YubiKey_Multifactor_Authentication.html
I see only on io systems on my Dell Win 11. Perhaps I'm just dum (or is that dumb), so kindly suggest how to add the Yubikey. I would be so delighted! And thanks,