Trainers vary in complexity: simple ones toggle memory values, advanced trainers use code injection or DLL hooking for more robust effects.
Once in-game, press the activation key (usually F1 ) followed by the Numpad keys assigned to each cheat (e.g., Num 0 for Health).
Even with the correct v1.3.0.0 trainer, problems can arise. Here is a quick fix guide:
A standard trainer for this specific version typically includes the following modifications:
Ensures your weapons never run dry and removes the need to manually reload during intense firefights.

