✅ Right-click the game in your Steam Library → Play . Shortcuts sometimes bypass the Steam client check.
Before diving into the fixes, let's explore why this error might appear even when you own the game legitimately: Dmc Devil May Cry Steam Must Be Running To Play This
DmC specifically looks for this registry key: HKEY_CURRENT_USER\Software\Valve\Steam\SteamPath . ✅ Right-click the game in your Steam Library → Play
If nothing above works, your installation of DmC or Steam might be fundamentally broken. If nothing above works, your installation of DmC
Launching DmC: Devil May Cry only to be greeted by a crashing black screen or a blunt error message stating is a frustrating experience—especially when Steam is already open.
The Steam Deck is an exceptional portable device for playing DmC: Devil May Cry . In fact, the game holds status on the Steam Deck, meaning it is tested to work flawlessly with the device's controls and display. You can expect a solid, enjoyable experience with no major compatibility hurdles.
Fixed: Steam Says a Game Is Running When It Isn't - SoftwareKeep