Larian Studios Forums Divinity 2 - Ego Draconis (German) Technische Probleme Anti-aliasing is not working!

Hi guys i cant make Anti aliasing work on my game.
In the options table, i change the filter from 1 to 2 ,4 ,8. But when i quit the game and enter again, the AA filter is back to 1. ANd AA dont aplly into the game.

I have a ATI Radeon 4870 x2 video card.
CAn someone help me?