Tweaking

Does someone still know a way to tweak?
turn blur off etc?

because when i do it and than save my .cfg it updates
so my tweaks are gone

please help me

would this be true btw?

http://www.callofduty.com/board/view...7pi2v4uapt9966

You have to make the config read only to save the changes.

yeah i did that
it still updates