How to save graphic settings?

Pretty much what it says in the title… I created a very basic graphics options screen as demonstrated here:

And while in-game, it works perfectly fine doing exactly what I wanted it to do… but how would one go about saving the settings and then reloading them so I don’t have to readjust them each time I load up the game?

I’ve looked into get game user settings along with the save settings and Load Settings nodes, but they don’t seem to do much, yes it saves the setting to the saved\config\GameUserSettings file but it doesn’t load from them, am I missing something?

Also while I’m at it, with the options I have, is there a way to adjust reflection quality? I can’t find any commands for it.

The stuff that doesn’t work with ‘game user settings’, you have to stash in the save game:

Here's a save game 101 to get you started: