Here's an article with screenshots of how to actually find the icon that lets you choose your "shell": http://www.howtogeek.com/112620/how-to-install-use-gnome-shell-on-ubuntu/
Here's an article with screenshots of how to actually find the icon that lets you choose your "shell": www.howtogeek. com/112620/ how-to- install- use-gnome- shell-on- ubuntu/
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