@VynS To find the region of the router flip it upside down and check whether the white label on the back reads "Model: Archer BE230(EU)" or "Model: Archer BE230(US)". Anyway, please test what happens...

@MaryAnn63 Hi, Can your smartphone use the Internet normally when it's connected to the Archer A5? If Wi-Fi Calling (aka. Voice Over Wi-Fi) sometimes works when you are connected to the Archer A5's 5...

@VynS Hi, Is your BE230 a "US" version or a "EU" version? On a EU version you may have to wait for at least 10 minutes after you changed any settings for the 5 GHz network.

@JPtplEXT Hi, Update your TL-WA860RE(EU) v6.0 to the latest firmware version v1.0.13. https://www.tp-link.com/en/support/download/tl-wa860re/#Firmware This used to be a known problem and was...

@mapp If the Internet provider has implemented a CG-NAT at their side, then there is nothing the router at home can do about it.

@Alir Wi-Fi Clone should also be possible with a TalkTalk router. But even if it doesn't, then just change the network names and passwords of the TL-WPA7617 manually to match those of the TalkTalk...