@tc944 you will find dtim under site and Beacon Control

@Name1ess this should work.TL-POE2412G

@Flag2000 you cannot transfer the settings from controller to stand alone. so you have to configure from scatch

@Tintronic you must open port 443 to the controller, if you have changed the managed port to something else, that port must be opened. if you do not get the device updated, there is a 99% chance that...

Does anyone know what UDP port 19810 is for on the controller version 5.14.20.9 should be used for? I can't find anything about this in the release notes.

@MisterW no i didn't. so I don't know anything more about why it happened.