Windows 2008 R2 / 7: McAfee AV Auto Updates Fail
You may notice that automatic DAT updates, and patches fail to apply on Windows 7 and 2008 R2 systems. This is a known issue and is resolved using the process outlined in the following McAfee KB article:
https://kc.mcafee.com/corporate/index?page=content&id=KB67594
By redefining the deployment task you add support for Winodws NT6.1 (Windows 7)