For anyone who is new to the Automatiq system, it helps to start with this video:
You can find the Quick Start Guide for your bike here:
If you're on Android, you can find the Enviolo app for your phone here: https://play.google.com/store/apps/details?id=com.enviolo&hl=en_US&gl=US
The Apple version can be found here: https://apps.apple.com/us/app/enviolo-automatiq/id1451614500
Pairing instructions for the app can be found here: https://support.evelo.com/a/solutions/articles/252432
For the CO Controller, The center button is used for pairing the device. The up and down arrows are used to decrease and increase cadence respectively. We do however recommend installing the app and updating the firmware first. While not a requirement, firmware updates are recommended to offer the best shifting performance.
In the event that you need to pair the CO controller to the hub, the Instructions are here:
https://support.evelo.com/support/solutions/articles/254702-automatiq-pairing-co-controller
Here is Enviolo's quick start video for the CO Controller. https://www.youtube.com/watch?v=0rGoJTxLPKg