Right-click DMC-DevilMayCry.exe , go to Properties > Compatibility , and check Run this program as an administrator . 2. Verify Integrity of Game Files
4. Manually Install Dependencies (DirectX & Redistributables)
The "Steam must be running" error is sometimes a "mask" for a missing DLL or DirectX component. Reddit·r/DevilMayCryhttps://www.reddit.com DMC Devil May Cry - Steam must be running to play this game Right-click DMC-DevilMayCry
Click and wait for the process to finish. 3. Use Compatibility Mode for Windows 7 or 8
Right-click the Steam icon and select Run as Administrator . Use Compatibility Mode for Windows 7 or 8
Sometimes the game fails to detect Steam because it lacks the necessary permissions to communicate with the client. Completely close Steam.
Check and select Windows 7 or Windows 8 . go to Properties > Compatibility
As an older title released in 2013, the game may struggle with the architecture of Windows 11. Go to the game's .exe file in the installation folder. Right-click it and select > Compatibility .