For (no Steam installed), it should be in the game’s root folder , not in System32. For (no Steam installed)

Inside the main game folder (usually containing the HMA.exe or HitmanAbsolution.exe ), look for an existing steam_api.dll . For (no Steam installed), it should be in

If you bought the Professional Edition on Steam, the platform has a built-in "Self-Heal" tool. Open your . Right-click on Hitman: Absolution . Select Properties > Installed Files . Click Verify integrity of game files .