I can confirm the bug with some different behaviour: 1) The "Authentication Import key file..." dialog opens, a file can be selected but the key is not importet
2) Startet in a sudo terminal I do not get any messages 3) No other standard key is shown 4) "Other Software Add..." is also not importing sources tested with: 22.04 Mate software-properties-gtk 0.99.22 software-properties-gtk 0.99.22.1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1970120 Title: software-properties-qt Import Key FIle button does not work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/1970120/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs