Ultra camera will not onboard

[Motu2]

I bought three new Ultra 2 cameras and a new base station.  Two cameras came with the base station, and one was an add-on.  The one that did not come in the same package as the new base station will not sync.

[jguerdat]

What have you tried? A reset may help:

https://kb.arlo.com/000062880/How-do-I-factory-reset-and-re-sync-my-Arlo-camera-Arlo-Secure-4-0