Hi @David-TP. Thanks for the help! >since there is only one Ethernet port on RE450, do you mean the wired devices from the main router C2300? Correct. All wired devices are connected to C2300. And...

Seems to be a common-ish problem by the way. Same symptoms in this thread with RE200 but not much help. https://community.tp-link.com/en/home/forum/topic/246242

Greetings fellow forum mates. I've recently bought TP-Link RE450 to boost network coverage on a second floor of my house. My plan was to use it in AP mode connected via LAN to the main router to...