Hey! GLaD you tried to read me!
so, this is the tutorial...

Put all the things that is inside the folder "FXAA Reckoning" at:


FOR STEAM :

C:\Program Files (x86)\Steam\steamapps\common\koareckoning

or

C:\Program Files\Steam\steamapps\common\koareckoning







FOR ORIGIN :

C:\Program Files (x86)\Origin Games\Kingdoms of amalur reckoning

or

C:\Program Files\Origin Games\Kingdoms of amalur reckoning


Thanks!