Understand that there is a ACR update for Elements 11 but when I go to the "update" selection from the editor help menu I always get the message that the update server is not available. Never have this problem with other Adobe products.
See this if it helps : http://helpx.adobe.com/creative-suite/kb/error-update-server-repsondin g-cs4.html
Please let me know what OS you are on if the above solution doesn't work for you.
No microsoft adapters are present. It uses the buil-in Realtek wireless adapter.
Running windows 8 on this machine.
I will go and try it on my desktop which is still running windows 7 and let you know.