Attached are Step by Step instructions for provisioning your thermostat to your network via Windows 10 or 8.1. If you have an iOS device please use the iOS app to provision and register.
For users with and Android device -- use the provision method described in this Step By Step and video. Then go to the WiFi app to register the thermostat to the cloud.
Here is a video on How to provision the WiFi thermostat with Windows 10: