Because the games tend to be coded slightly different depending on which storefront they are sold in. It might be the same game sold in various stores, but that doesn’t mean the different store versions are coded exactly the same. There’s nothing that WeMod - or any trainer service - can do about this. Hence the need for separate trainers: Why are there different cheats for each storefront? - #4 by Ravenfyre.
Make sure you press the Request Mods button on the Epic Games version for the game in the WeMod desktop software:
