NOTE:
Windows 8, Windows RT Internet Explorer 10 - Unsupported
*Internet Explorer (IE) 10 will reach end of support on January 31, 2020. From this point forward, IE 11 will be the only supported version of Internet Explorer on Windows Server 2012 and Windows Embedded 8 Standard. (more info)
Windows Vista Internet Explorer 9 - Unsupported
Windows XP Internet Explorer 8 - Unsupported

What is 7+4?