Adobe Flash is included as a platform feature and is available out of the box for Windows 8.1, running on both IE and Internet Explorer for the desktop. Users can turn this feature on or off using the Manage Add-ons dialog box, while administrators can turn this feature on or off using the Group Policy setting, Turn off Adobe Flash in IE and prevent applications from using IE technology to instantiate Flash objects.
Important
The preinstalled version of Adobe Flash isn't supported on IE11 running on either Windows 7 with SP1 or Windows Server 2008 R2 with SP1. However, you can still download and install the separate Adobe Flash plug-in.