Also gnome-shell is part of this game, however the way to handle this is select the user to login first.
However, I've already prepared some work to get user identification possible: https://gitlab.freedesktop.org/libfprint/fprintd/-/merge_requests/113 Work on the PAM module, GDM and gnome-shell are still required though ** Changed in: gdm3 (Ubuntu) Status: New => Triaged ** Also affects: gnome-shell (Ubuntu) Importance: Undecided Status: New ** Changed in: gnome-shell (Ubuntu) Status: New => Triaged ** Also affects: fprintd (Ubuntu) Importance: Undecided Status: New ** Changed in: fprintd (Ubuntu) Status: New => In Progress ** Changed in: fprintd (Ubuntu) Assignee: (unassigned) => Marco Trevisan (Treviño) (3v1n0) ** Changed in: gdm3 (Ubuntu) Assignee: (unassigned) => Marco Trevisan (Treviño) (3v1n0) ** Changed in: gnome-shell (Ubuntu) Assignee: (unassigned) => Marco Trevisan (Treviño) (3v1n0) ** Changed in: fprintd (Ubuntu) Importance: Undecided => Low ** Changed in: gnome-shell (Ubuntu) Importance: Undecided => Low ** Summary changed: - FP Auth : Multi user Scenario + Fingerprint Authentication: Support multi user-login scenario -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1882884 Title: Fingerprint Authentication: Support multi user-login scenario Status in fprintd package in Ubuntu: In Progress Status in gdm3 package in Ubuntu: Triaged Status in gnome-shell package in Ubuntu: Triaged Bug description: FP authentication doesn't work from the login screen when there is another user. You have to login into any user with a password for first time, then we can use FP authentication for our next login attempts. Ubuntu version : 20.04 LTS To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fprintd/+bug/1882884/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp