@asdf92561196 Do you mean you cannot login to the router on the Tether app? Go through the troubleshooting suggestions below to confirm if you can login successfully: What if Tether failed to log in...

@Pizgu You will need new hardware to use Wi-Fi 6E Technology. Visit this article to understand better what's the difference between WiFi 6 and WiFi 6E: What’s the difference between WiFi 6 and WiFi 6E

@ze_drive You mentioned that "The router works fine with an SSD and allows my laptop to access its contents.", so how about the capacity and format of this SSD? Is it also 8TB or smaller?

@MaldonadoBRZ Does it mean the Parental Control settings are working properly if the IPv6 is disabled on the C6? Who is your ISP, and what kind of modem are you using with the C6? What are the...

@Gaaurav Is it a US version or an EU version? If it is an EU version, you can try to downgrade to the previous Archer A6(EU)_V3.2_210322, then monitor the connectivity.

@Nwama If only the 2.4G connection is slow, it's quite possible that the 2.4G band around you is highly congested. You can check that by installing an app like Wi-Fi Analyzer on your phone or laptop...