This morning I got this icon in the top right of my screen. Neither clicking nor hovering does anything. I have no idea what it is supposed to be telling me. Ideas?
@pLumo: Silly question, I know, but why doesn't the icon itself just say that?
UPDATE: Here is the requested output:
$ sudo apt update
Hit:1 stable InRelease
Hit:2 bionic InRelease
Hit:3 bionic-security InRelease
Hit:4 bionic InRelease
Hit:5 apt/stable/ InRelease
Hit:6 bionic-updates InRelease
Hit:7 bionic-backports InRelease
Hit:8 bionic InRelease
Hit:9 bionic InRelease
Hit:10 bionic-pgdg InRelease
Reading package lists... Done
Building dependency tree
Reading state information... Done
1 package can be upgraded. Run 'apt list --upgradable' to see it.
$ apt list --upgradeable
Listing... Done
snapd/bionic-updates 2.45.1+18.04 amd64 [upgradable from: 2.42.1+18.04]
N: There are 3 additional versions. Please use the '-a' switch to see them.
$ apt list --upgradeable -a
Listing... Done
snapd/bionic-updates 2.45.1+18.04 amd64 [upgradable from: 2.42.1+18.04]
snapd/now 2.42.1+18.04 amd64 [installed,upgradable to: 2.45.1+18.04]
snapd/bionic-security 2.37.4+18.04.1 amd64
snapd/bionic 2.32.5+18.04 amd64
