Expanding it should expand the alert to show the list of updates.
Collapsing it should return the alert to its previous size.
If there is a Livepatch setup error that does not occur as part of initial sign-in (such that the Software & Updates settings might not be open), it should be shown in a standalone error alert, with a “Settings…” button to open and focus the settings.
When checking interactively, Software Updater should display only a progress window.
As with any other progress window, the window should have a minimize button but no maximize or close button, and should be 33 em wide.
It should have secondary text if, since the last restart, Livepatch attempted to apply any updates.
For example: Software Updater should launch automatically, in the background but not minimized, when the computer has been connected to the Internet for at least one minute (bug 385433), you are logged in as an administrator, no other package management utility (d.
non-security updates require a restart to finish installing, and the “When there are other updates” interval has passed since Software Updater was last open (either automatically or manually) (part of bug 1033226).