@Vr600 Thanks for explaining. Mine goes brrr for now. It is working as mesh extender between security cameras and NAS. As I see at WiFi android app, router's field is more narrow, compared to another...

@Vr600 You are genius! It is working. How do you found it? Have you schematic of this board?

Look: now is Februar of 2019. Hey, TP-Link?

Exactly the same error. As I found at this desk, issue exits from 2017, and no one from TP-Link is on duty for it. Hey, TP-Link, it is impossible to do a business with such kind of support today. You...