unsaved options

hello i recently installed star conflict again, and all my options changes such as: auto afterthrusters, maximum view distance and all my key binds have bean removed. and every time that i change them and i exit the game, they all reset. how can i keep those saved options?

go to My Documents\My Games\StarConflict, right click on user_config.xml, make sure that option Read-Only is not checked.

i did but it dosnt work