Hmm, the other thing I tried but did not think was related was to run the EOS utility in Windows 8 compatibility mode. I also made sure that the eosupnp service was allowed in the firewall for both public and private networks. Not sure on the USB fro...
I had the same issue after a Windows 10 update where I could not use the EOS utility over WiFi. In my case USB worked. Just figured out that if I enable Network discovery in Control Panel\Network and Internet\Network and Sharing Center\Advanced sha...