I experienced this same behaviour early. I had to do ALT+F2 from the activities menu and then r to reload the shell. Reloading the shell was the only thing I could do in order to type in windows and to move and apply focus to open applications.
I experienced this same behaviour early. I had to do ALT+F2 from the activities menu and then r to reload the shell. Reloading the shell was the only thing I could do in order to type in windows and to move and apply focus to open applications.