Comment 11 for bug 1820259

I've installed the latest version of update notifier.

$ apt-cache policy update-notifier
update-notifier:
  Installed: 3.192.1.7
  Candidate: 3.192.1.7
  Version table:
 *** 3.192.1.7 500
        500 http://gb.archive.ubuntu.com/ubuntu bionic-proposed/main amd64 Packages
        100 /var/lib/dpkg/status
     3.192.1.5 500
        500 http://gb.archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages
     3.192 500
        500 http://gb.archive.ubuntu.com/ubuntu bionic/main amd64 Packages

Tests I have performed:

Started with a fresh install and enabled LivePatch via "Software and Updates"
Logged in with my U1
Result: LivePatch installed and enabled as expected.
OUTCOME: PASSED

Disabled LivePatch via "Software and Updates"
Checked it was disabled via cli
Result: The LivePatch icon disappears from the top bar as expected.
OUTCOME: PASSED

Renabled LivePatch via "Software and Updates"
Checked it was enabled via cli
Result: The LivePatch icon appears in the top bar again.
OUTCOME: PASSED

Disabled LivePatch and rebooted
Left logged in for 5 mins
Result: No icon was shown in the top bar
OUTCOME: PASSED

Marking verification-done.