Unfortunately, Shutter has no active developer for years already. See also the discussions at https://bugs.launchpad.net/shutter/+bug/1502263 and https://bugs.launchpad.net/shutter/+bug/1765726
Unfortunately, Shutter has no active developer for years already. See also the discussions at https:/ /bugs.launchpad .net/shutter/ +bug/1502263 and https:/ /bugs.launchpad .net/shutter/ +bug/1765726