@Frotto Hi, the Archer MR400 supports 3/4G backup when it works as a regular wireless router. Below is the setup instruction: https://www.tp-link.com/support/faq/2719/ Good day.

@Aryaye The Archer C7 V2 does not support Onemesh, it cannot build up the mesh network with C7 V5 together. And the C7 V5 does not support Onemesh in AP mode. For your information, at least a...

@Rsfons3004 Below is the download link of the firmware. https://www.tp-link.com/us/support/download/tl-wr642g/v3/ While please ensure that the firmware you upgrade need to match its hardware version...

@Massi88 What is the hardware version of the Archer C20? If the Archer C20 supports cloud remote management, you can manage it remotely via the Tether app. You can download the Tether app to give it...

@ProfPanda What is the light status of the C6 when the connection drops out? Can you get internet from it via wired cable at that time? When it stops working, can you see the TP-Link wifi network? Or...

@Routerpalji Hi, do you have the Archer C20 now? If you want to have one, you can purchase one by your own. And if you have C20 already, you can tell me the current issue you met and we can try our...