error by navigating to your main Steam installation folder (usually C:\Program Files (x86)\Steam ) and deleting the file named ClientRegistry.blob . Steam will recreate this file when you restart it. Compatibility Mode Dmc Devil May Cry Steam Must Be Running To Play This

1. Close Steam completely (check your Task Manager to ensure no Steam processes are running in the background).
2. Right-click the Steam icon on your desktop or in your Start menu.
3. Select Run as Administrator.
4. Once Steam opens, navigate to your Library and launch DmC: Devil May Cry.

Troubleshooting Guide: "DMC Devil May Cry Steam Must Be Running To Play This"

Few things are as frustrating as settling in for a session of stylized demon slaying only to be stopped dead in your tracks by a pop-up window. One of the most common technical hurdles players face with the 2013 reboot DmC: Devil May Cry is the error message: "Steam must be running to play this game." To fix the " Steam must be running

1. Uninstall DmC via Steam (Right-click → Manage → Uninstall).
2. Navigate to steamapps\common\ and delete the DmC Devil May Cry folder manually (Steam sometimes leaves orphaned files).
3. Navigate to steamapps\downloading\ and delete any folder matching DmC’s App ID (App ID: 220440 – search online to confirm).
4. Restart Steam. Reinstall DmC.

"Worse," Dante pointed at the screen. "The DRM. It says I’m not 'authenticated.' Apparently, being the son of Sparda doesn't grant you administrative privileges." Close Steam completely (check your Task Manager to

: Steam may have corrupted or missing files preventing it from recognizing the session. Right-click DmC: Devil May Cry in your Library. Properties Installed Files Local Files