installed, as missing libraries are a frequent cause of execution errors. Disable Steam Input
I ran into the while trying to use x360ce (2021) today. The error usually appears when x360ce tries to apply its DLL files to a game, but something blocks it. self protection failed error code 4 x360ce 2021
: For Steam games, try disabling "Steam Input" in the game’s controller settings to avoid conflicts between Steam's native support and x360ce. Are you seeing this error with a specific game , or does it happen as soon as you launch the x360ce executable How to Fix Self Protection Failed Error Code 4 - AI Bud installed, as missing libraries are a frequent cause
Some users have resolved this by blocking the application's connection in the firewall to prevent it from triggering "protection" checks that fail. Windows Defender Firewall Advanced Settings Inbound Rules and browse to your x360ce or game executable. Block the connection Complete the wizard and restart the app. 3. Adjust Folder Permissions : For Steam games, try disabling "Steam Input"
Here is a comprehensive guide to understanding why this happens and how to fix it. What Causes Error Code 4?