@ElvisV From the Controller UI, can you provide the network Topology with Labels? If there is sensitive info, you can message it to me instead.

Absolutely, all of them can support multiple SSIDs. You can assign portals on a per SSID basis. The 200 series units are often ~30% cheaper than their 600 series equivalent and in your case, coverage...

@SteveVee Omada Controller software is free, available for Windows and Linux. If you have a Docker setup, there's a great image from mbentley on the repository. You can download it from the TPlink...

There was another recent case where a member was having issues and only with 2.4Ghz...not your AP model, but was the 'latest' firmware. You could try reverting to older officially released firmware...

@RandomDude Do you have a controller? If yes, sounds like a firmware issue, if not, I would try that, even if it's a temporary one set up on a laptop.

@dononeil Two ways I can think of: 1. Add another root AP 2. Back to back two AP's in the field with a cable. You can take that opportunity to set the slave AP's 5.8G freq to a different one to...