Technology Summary. Symantec Endpoint Security can sometimes become corrupted to the point that it produces error messages yet can’t be uninstalled automatically by Windows. Symantec is aware of this issue. Removal Instructions. A four page fine-print manual removal procedure document is available on the Symantec website. The instructions include about 139 steps or points that… Continue reading AVG or Symantec Endpoint Protection – 139 Point Software Removal Procedure Steps