@easy_easy @teleboy Hello, the firmware has been sent, and please have a check of your message box. And please feel free to update here with further improvement. Thanks! @tencati Our senior engineers...

@Ey0 Hi, sorry for the delay. Have you referred to this link to update the firmware: https://www.tp-link.com/support/faq/1667/ If failed again, what is your current firmware and how about the region...

@Hambot Good day, Did you mean Archer MR200 worked fine with Three and EE SIM card, but nor SIM card of O2, but D-link 4G router worked fine with O2 card? How long have you had MR200? What are the...

@R4_ Good day, Thanks for your time and patience. Are you trying the say that the old SIM card was working fine with MR400 but the new SIM card could not be detected? Who is the new SIM provider?...

@Kiemerle Good day, Thank you very much for your time and patience. Sorry for the delay. What about the speed of the 5ghz? Is it also 1-6 m/s? Before we changed the channel, how much speed you are...

@Fabius Good day, Thank you very much for your time and patience. Sorry for the delay. For your case, I might need to check with the senior engineers first and update your case via email. And please...