: Reset settings to default if you encounter graphical lag, then adjust anti-aliasing manually.

If achievements break, try deleting the GAME-AUTOSAVE folder in your profile directory to force a profile refresh.

The GOG hotfix fixes the LaserKraftWerk not firing when battery > 0% (rare earlier bug).

The keyword here is not just Wolfenstein —it is the GOG version. Why should you seek out over the standard Steam version?