This error isn't random; it's typically triggered by one of a few specific conflicts on your computer. Here’s what's likely happening behind the scenes:
The OS blocks unrecognized applications from executing advanced functions.
The newer versions of x360ce have a built-in diagnostic tool designed to automatically patch these errors. Open as an administrator. Look at the top menu tabs and click on the Issues tab. self protection failed error code 4 x360ce 2021
Once installed, launch x360ce as an administrator to see if the error is resolved. 3. Whitelist x360ce in Windows Defender / Antivirus
To disable these, open Windows Security, navigate to the section, click Manage settings , and toggle off Tamper Protection and Smart App Control . This error isn't random; it's typically triggered by
The "Self Protection Failed Error Code 4" is a frustrating roadblock, but it's rarely a permanent one. By working through the solutions in this guide, from running the program as an administrator to performing a clean boot and trying alternative software, you have a strong chance of resolving the issue. Remember to always ensure you have the latest version of x360ce and your drivers and to back up your controller configurations before making major changes. If you're still stuck, the wider x360ce community forums can also be a great source for getting specific help. Now, get back to your game!
: The application lacks the authority to write or read necessary files in the game directory. Configuration Conflicts : Corrupted or modified Open as an administrator
Close any frozen instances of x360ce via the ( Ctrl + Shift + Esc ). Right-click the x360ce.exe application file. Select Run as administrator from the context menu. Click Yes on the User Account Control (UAC) prompt.
What are you currently running (Windows 10 or Windows 11)? Are you using the 64-bit or 32-bit version of the game? Which antivirus software do you have active? Share public link
Open the Windows Start Menu, type Apps & Features (or Installed Apps ), and press Enter. Search the list for . Click on it and select Uninstall . Restart your computer to clear out residual driver caches.
Hope this saves someone else the headache. Let me know if you found another fix.