It appears to be the Launcher/Taskmanager apple that causes the problem.
I work around it by going to the Task Manager settings, then turning the "Group common windows" box on. That makes the plus sign disapper. (I then turn this setting back off, which is how I want it.)
It appears to be the Launcher/ Taskmanager apple that causes the problem.
I work around it by going to the Task Manager settings, then turning the "Group common windows" box on. That makes the plus sign disapper. (I then turn this setting back off, which is how I want it.)