only for 1.0.4.0
Fronted_menu.xml paste : GTAIV/COMMON/DATA

Orginal GTA IV:

-High:1024 and 512 
-Medium:256 and 128
-Low:128 and 64


My New Setting:

-Highest:1024 and 512 
-Very High:256 and 128
-High:128 and 64
-Medium:64 and 32
-Low:32 and 16

