24 hours devices didn't show and still haven't responded. 
Going to need assistance from @support_team, it's the weekend so may not hear from anyone until Monday-ish...
While you're waiting, you can try rebuilding your Zigbee Network...
Yes, there is no change.
I had a power outage yesterday evening. It sees 2 devices out of the 4 and is still unable to control any of them.
@support_team Where do I go next with this issue? I appreciate your help.
If you didn't do so already, please create a warranty case by visiting the following page and we will further investigate. If you'd like to speed up, you can also send me a private message along with your hub id: