You need to follow the same drill, open up the System.cfg file in notepad, delete everything in it and copy/paste the follow ing settings to make Hunt Showdown run at medium graphical settings.

While Windows does have some built-in support for file compression, it's pretty limited, and definitely not enough even for a slightly more advanced user. You don't have to be doing rocket surgery or ...

Open user.cfg and delete everything in it – make sure you still have the original system.cfg file before you do this in case something goes wrong.