Resident Evil 4 Remake Crashing/Not Launching? 8 Ways for You
A missing or corrupted steam_api64.dll (for the Remake) or steam_api.dll (for the 2005 version) is a frequent culprit. : Right-click Resident Evil 4 in your Steam Library. Select Properties > Installed Files (or Local Files). Resident Evil 4 Remake Crashing/Not Launching
The irony wasn’t lost on him—Steam was running. It was open right behind the error message, mocking him. Select Properties > Installed Files (or Local Files)
As a quick test, you can temporarily disable your antivirus software entirely. If the game launches, you'll know for sure the antivirus is the cause. Remember to re-enable it after testing. As a quick test, you can temporarily disable
Resident Evil 4 Remake Crashing/Not Launching? 8 Ways for You
The steam_api64.dll file (or steam_api.dll for the older 2005 version) is the bridge between Resident Evil 4 and Steam. If this file is missing, broken, or altered by mods, the game will throw the "Steam must be running" error.
Another hour passed. He tried offline mode. He tried compatibility settings. He tried running Steam as administrator, then the game as administrator, then both, then neither. He disabled his firewall. He unplugged his second monitor. He whispered prayers to Gaben.