this authselect part may be needed too, it was for me to have it show up in the gnome UI:
From that post
> Configure fingerprint reader
Install the needed packages
sudo dnf install fprintd fprintd-pamMake sure the service is enabled and running
systemclt status fprintd.serviceIf it needs to be enabled or started
systemclt enable fprintd.service
systemclt start fprintd.serviceErase any old prints
fprintd-delete $USERLet’s enroll your new fingerprints
fprintd-enrollVerify new fingerprints
fprintd-verifyMake sure PAM is authenticated for fingerprints
sudo authselect enable-feature with-fingerprint
sudo authselect apply-changesVerify it
sudo authselect currentUpon reboot, your fingerprint will allow you login.