@era @heksesang It would be nice to always use the system implementation when available but (last time I checked, could've changed) the windows implementation did not support using another device. Mozilla should have instead implemented a temporary ...
This is needed. On Chrome, it gives you the option to use another device that you have the passkey on, but i don't like chrome and every browser should have proper passkey support. Also, you should be able to logon to a firefox account with a passkey...