If the box was checked, then that was why you were getting the “unable to find a certificate to log you on to the network” message because Windows is looking for one, but your wireless router is not setup for certificate security. Once I unchecked that box and tried to reconnect to the wireless network, everything worked fine!
Are there wireless telecommunications (or network or security) terms or acronyms that you keep hearing, but that whose meanings are unclear to you? Check this alphabetic list of 2,413 wireless telecom terms, including many data networking and security terms as well.
For tongue-in-cheek, humorous definitions of many of these terms, check out our alternative acronyms page.
We recommend that you copy only the URL pointing to this page, and not the entire page, as we update it frequently.
PEAP is based on server side EAP-TLS authentication.
Click on Properties once you select the wireless network that is having problems.
Click on the Authentication tab and now uncheck the Enable IEEE 802.1x authentication for this network box.
Your setup may differ, but the process should be similar.
If you find any other solutions please post them in the comments below.