This bug was fixed in the package system-config-printer - 1.5.12-0ubuntu3.1
--------------- system-config-printer (1.5.12-0ubuntu3.1) groovy; urgency=medium
* Fix USB printers not getting disabled when unplugged (LP: #1893300, Upstream issue #182). - Update the udev rule due to usb_id udev import is disabled in some systems. - Make the matching rule of printer device path more flexible.
-- hugh chao <email address hidden> Tue, 03 Nov 2020 15:31:05 +0800
This bug was fixed in the package system- config- printer - 1.5.12-0ubuntu3.1
--------------- config- printer (1.5.12-0ubuntu3.1) groovy; urgency=medium
system-
* Fix USB printers not getting disabled when unplugged (LP: #1893300,
Upstream issue #182).
- Update the udev rule due to usb_id udev import is disabled in some
systems.
- Make the matching rule of printer device path more flexible.
-- hugh chao <email address hidden> Tue, 03 Nov 2020 15:31:05 +0800