First, confirm that ActiveX Filtering is configured to allow Flash content:
You can try to work around these issues by using Compatibility View:
If that is too inconvenient, using Google Chrome may be a preferable alternative.
Everything is setup correct. I’m just not able to listen to any radio through IE 11. I can through Chrome.
This is probably an issue with the site and IE11, and not something that we can correct for from the Flash side of the equation. Changes to IE11 break a lot of stuff, and it will take a while for content providers to deal with the fallout.
That said, if you want to give me a direct link to the radio stream you're having trouble with, I'm happy to take a look.