When we transitioned over to Windows 10 we ran into an issue with Win10 machines not connecting to the hidden SSIDs. They just wouldn't do it. We had to broadcast the SSIDs for them to connect. This was with a IAS setup on 2003 and then NPS on 2012 R2. We're not on 2016 yet, so I can't help ya there. Some other things to check: - I assume you're using a group in AD, and putting machines into that? Make sure your machine builder is adding them into that group. - Certificates - in your Network Policy on NPS, Constraints tab, Authentication Methods, PEAP - edit. Make sure your certificate is valid and not expired.
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