If you previously used an older x360ce (pre-2020), your folder is likely polluted.
This error typically flags a conflict where the software is blocked from executing its intended security or integrity checks Why This Happens The "Self Protection Failed" alert usually pops up due to: Antivirus Interference self protection failed error code 4 x360ce 2021
Sometimes the "Self Protection" fails because a previous session left a "ghost" controller active in your system. In x360ce, navigate to the or Devices tab. If you previously used an older x360ce (pre-2020),
Visit the Microsoft support site and download the latest "All-in-One" redistributable package (2015-2022). 5. Add an Antivirus Exclusion self protection failed error code 4 x360ce 2021
This article will dissect in detail, explain why it happens (specifically on Windows 10 and 11 post-2021 updates), and provide a step-by-step guide to eliminate it forever.
