https://help.gnome.org/users/gedit/stable/gedit-change-color-scheme.html.en

[Justin Holmes <justinmichaelholmes gmail com>]

Hello,

I think it would be worth noting that the Gedit menu referred to on this page is in the application menu near the Activities tab in Gnome 3. I spent a good while looking for it in traditional menu and ended up searching other sites. 

- Justin