There are significant changes between the configuration of VLANs in Controller V5.X and before and Controller V6.X. If you are configuring VLANs in Omada Controller V5.X or earlier, please see this...

@DiBosco For troubleshooting, can you send a screenshot of the OC200's Controller Version number? Just so I can try and recreate with devices here in the office.

@DiBosco Based on the version of the OC200 provided, it very well may be. I'm checking for a hard list of devices compatible with the older software versions of the Omada Controller. In the meantime,...

@DiBosco Can you ping from another device managed on the controller to the new EAPs (using the Network Tools on the controller)? Also, is it possible to factory reset the EAP and try again?

@B_Star Can you provide some details about the environment you are using the device in? Is this an open area or an area with many obstacles or trees, any sources of interference, etc.?

@Julian2111 In Omada V6, UPnP can be found under Device Config -> Gateway settings. If that is not what you're looking for, feel free to check out this document to see if you can find the setting...