Becarfull with the pin lock. I have my corporate exchange account setup, so I have had my phone wipe itself twice in the last 6 months because of the pin being entered wrong too many times while in my pocket.
I have the same issue going on with a Galaxy S5 at my office only. It will show the office ssid as saved secured but does not connect. It's a hidden SSID of the type 802.1x with PEAP. I have found that if I make the phone forget the SSID and re-add it. It will work all day long. But the...