For those who have a Surface RT or a Windows RT device, there is an unofficial tool available that will allow you to white-list a web site so you can display Flash content via your Metro browser. Simply download this tool and install it, and you will have the ability to update the Default Whitelist.
A forum member over at Neowin.net has created a small tool that allows you to easily add websites to the Default Whitelist. All you have to do is follow the on-screen commands and you can get up and running in no time. This tool will allow you to view Flash content on your Windows RT browser.Microsoft, Surface, Windows 8, Windows RT