I don't have a 16.04 install around currently. But it seems to be fixed in 3.26.3-2ubuntu1
** Changed in: gnome-software (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-software in Ubuntu. https://bugs.launchpad.net/bugs/1716230 Title: gnome-software wont install thirdparty debs To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-software/+bug/1716230/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs