2021 Fix | Self Protection Failed Error Code 4 X360ce

Do not uninstall your controller driver yet. Follow these fixes from simplest to most thorough.

To avoid encountering the Self Protection Failed Error Code 4 x360ce 2021 in the future: self protection failed error code 4 x360ce 2021

To rule out interference, temporarily disable your active protections. Do not uninstall your controller driver yet