I had the same experience with my father on KDE. I tried locking it but he would somehow screw it up and toolbars would be all over the place. Gnome with it's l

I had the same experience with my father on KDE. I tried locking it but he would somehow screw it up and toolbars would be all over the place. Gnome with it's lack of configuration has been fine. I think leaving the configuration in config files or a separate app (like tweak tool) is much better for novices and power users.