Webpages are not displayed correctly after KB 4013073 is installed on a Windows system that is running Internet Explorer 11.
KB 4013073 is a cumulative security update for Internet Explorer 11 that's dated March 14, 2017. The affected Windows versions are Windows 8.1, Windows Server 2012 R2, Windows 7 Service Pack 1 (SP1), and Windows Server 2008 R2 SP1.