Unsure but it looks like that could be due to deja-dup, that 3 .desktops deja-dup.desktop is what the appstream data refears to but it is NoDisplay=true which makes gnome-software filter it out
the other entries are the preferences/settings panel but those use X -Appstream-Ignore so it seems like none of the .desktop is having matching appstream and desktop datas ** Also affects: deja-dup (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to deja-dup in Ubuntu. https://bugs.launchpad.net/bugs/1559171 Title: Backups listed twice in the "Installed" section Status in deja-dup package in Ubuntu: New Status in gnome-software package in Ubuntu: New Bug description: Using current Xenial, "Backups" is listed twice in "Installed", the entries are showed are non-free so it seems it's having an issue matching to the correct archive record To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/deja-dup/+bug/1559171/+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