Recieved email reply: Dear Customer, Sorry that the controller don't have Linux version currently. I will give our senior engineers and R&D department feeback about this. Thank you again for your...

Now that it's been 3 weeks should we assume the Linux controller has been discontinued, or just that there isnt anyone from TPLink actually on these forums?

It has been two weeks now

So downgrading to 5.0.0 does help but is obviously not an ideal solution.

So downgrading to 5.0.0 does help but is obviously not an ideal solution.

Nothing? At all? https://www.reddit.com/r/TPLink_Omada/comments/qv11bb/eap245v3_with_firmware_504_appears_to_be_causing/ seems like it might be related. Gonna try downgrading and see if it helps.