@Edoardo.a. Try factory resetting one of the APs and re-adopting it from scratch. If that doesn't work, check the Devices tab on your OC200 web interface, and forget all the AP devices you find there...

@cr4cker For whatever reason some apple devices have not played nice with some TPlink devices. I would suggest you upgrade your AP firmware to the latest version and retest...as it seems quite old...

@Edoardo.a. Hi, here is how you do what you asked (ie Settings->Controller), but I'd advise against this approach: Instead I suggest you create a Reserved IP on your router for the OC200 so it is...

@GLyons For testing purposes, unplug all but 1 AP, and then disable 2.4G radios on that AP. Please provide the output from a speed test at speedtest.net or your carrier's speed test site.

@MannyF I feel your pain...my first site I left on the default 192.168.0.x subnet for management. I can add devices, update switch firmware, default remote meshed APs remotely... it all works and...

@TrungH For some unknown reason, none of the wall units support Mesh. Would be nice, hint hint.