Before upgrade to 16.04, I could select "change (or switch) user" from the indicator applet (on the top right of the screen in gnome-shell). Since 16.04, this option has vanished, only "close session" and "account parameters" are present.
Before upgrade to 16.04, I could select "change (or switch) user" from the indicator applet (on the top right of the screen in gnome-shell). Since 16.04, this option has vanished, only "close session" and "account parameters" are present.