@Jonathan_Lau Hi, is that your own client device or unknown device? You mean that device is not connected at all but appears on the connected device client list, or it is indeed connected but you...

@tahmid8464 Please check wireless link speed when connected to 2.4G WiFi: How to check the associated/link speed on a wireless client In addition, make sure only one device is connected to the router...

@Auburn_Boy Hi, please follow the Case 1 in this guide to see if you set up the AP mode correctly: How to configure the TP-Link wireless router as Access Point

@Nuthan Hi, did you get this product from your ISP? When resetting it via reset button, please press and hold the reset button for more than 5 secondsm, if it doesn't work, you could also visit...

@ARGamingPK1 Hi, when ipv6 pass-through (bridge) is enabled, does it make any difference if you turn on or off the IPTV? and who is your ISP please?

@Amiga1000 @toxi Hi, I've tested Archer C80 guest network in AP mode on our end with the same firmware version but the issue cannot be reproduced, could you please save a backup file on your device...