Once you get past that error message, DmC: Devil May Cry remains a blast—with its limbo dimension shifting, Osiris scythe combos, and that unforgettable Bob Barbas boss fight. Don’t let a DRM ghost stop you from showing the world that "your credit card is just a pass to my party."
Modifying the .exe or replacing steam_api.dll will almost always trigger the "Steam must be running" error, because the modded file no longer communicates with Steam correctly. Dmc Devil May Cry Steam Must Be Running To Play This
If you have tried all ten fixes and still see "Steam must be running to play this," the issue may be hardware or OS-level virtualization. In rare cases, certain gaming laptops with (with P-cores and E-cores) cause timing issues with legacy DRM. The fix there is to force DmC to run on Performance cores only via Process Lasso . Conclusion: Back to Slaying Demons The error "DmC: Devil May Cry – Steam must be running to play this" is infuriating precisely because it's tautological. Of course Steam is running—you downloaded the game from it. But behind the scenes, a fragile handshake between a 2013 DRM system and a 2026 Steam client has failed. Once you get past that error message, DmC: