@Philbert Once I do the update, the controller should have no problem seeing and managing the new AP. The 7 old APs should work as well, but I'm thinking it would be best to update their firmware. At...

@Philbert Thanks

@Philbert How long will it take to update the firmware on the controller? I'll just have to take it out of the network so there is no interference while doing the updating.

@Philbert Thanks. Just what I thought would be necessary. I might need advice, but the marina manager is out in quarantine right now. I think he will be back next week so for now I'll just take the...

@Philbert figured that was the problem. I thought the easiest thing was to downgrade the AP, but then was unable to find a way to do that. I agree that while the downgrade appears to be the easiest,...

I am using an OC200 controller, v. 3.2.12, Firmware 1.2.3 Build 20200430, Rel 52621 In the mesh I have 7 EAP225 outdoor, Firmware 1.7.0 Build 20200113 Rel. 35383. They have been working just fine....