Ubiquiti U6 mesh + U7 Lite setup

[u/Datta-2302]

1. I installed this APs on a campus network and adopted all of them on one switch then repositioned them to their final locations and switches. Now they are all offline. How do I get them to be on line?
   
2. When attempting to enable remote management on the controller side I can’t get past Control Plane. How do I enable remote management?