@ScoPro Hi, To assist you efficiently, I've forwarded your case to the TP-Link support engineers who will contact you with your registered email address later. Please pay attention to your email box...

@Mark_Kevin Hi, I've seen you in other posts, please refer to this reply as well and provide detailed testing results: https://community.tp-link.com/en/home/forum/topic/660700?replyId=1339198

@siam_928 Hi, are there any walls or other obstacles when you are 15-20 feet away from the router? based on the screenshots, those clients are connected to 2.4G WiFi. How about 5G client devices?...

@anwarsadat Do you mean Internet LED turns off? If so, it means the router’s Internet port(WAN port) is unplugged, if it is still connected to your modem, it might be the port issue on either your...

@AJA_MR6 Hi, I've tested with the same firmware, please click Modify on the PIN Management page, you will see the auto-unlock pin option. For the PIN code, if you don't want to change it, just enter...

@kyler-sw Thank you very much for the update, glad to hear that you've located and solved the issue.