Self Protection Failed Error Code 4 X360ce 2021 !!exclusive!!

Look for in the list. If it exists, right-click and Uninstall it. Restart your computer.

Simply turning off real-time protection is often insufficient because Windows Defender will silently quarantine suspicious elements the moment they attempt to modify an active process.

Temporarily disable your antivirus software to see if the error persists. If the software runs, add the x360ce folder to your antivirus's exclusion list. Additionally, creating a new inbound rule in the Windows Defender Firewall to block or allow the specific application can sometimes bypass communication errors. self protection failed error code 4 x360ce 2021

to allow the game's executable and x360ce to communicate without being blocked. Repair Online-Fix Files

To minimize the risk of encountering similar errors in the future, follow these best practices: Look for in the list

Finally, the "DLL shuffling" technique was a common workaround. x360ce comes with various DLL filenames (e.g., xinput1_3.dll , xinput1_4.dll , xinput9_1_0.dll ). Games are programmed to look for specific filenames. By renaming the DLL, users could sometimes bypass the protection check, as different DLL versions interacted with the Windows DirectX architecture in slightly different ways.

The error you're encountering pops up specifically with x360ce version 4.x. Unlike version 3, which worked differently, version 4.x relies on creating a "Virtual Xbox 360 Controller" within your Windows operating system itself. This virtual component is the key to its function, and "self protection failed error code 4" is a sign that something is blocking x360ce's ability to set up or maintain this crucial virtual driver. It's a common frustration for many users. Additionally, creating a new inbound rule in the

If you are still stuck, remember: The x360ce community forums and Reddit (r/x360ce) are active. When asking for help, mention that you have already tried the (Controlled Folder Access) – that will save everyone time.

The 2021 and newer versions of x360ce rely heavily on the driver to map your physical controller to a virtual Xbox 360 layout. If this driver fails its self-protection check, it throws Error Code 4.