@Todor.Kostov Hi, based on the video, when you try to login the Archer AX6000 router remotely, an error message pops up on the top, but it is not in English thus we are unable to tell the error...

@AlistairMcIntos Hi, do you mean the login password of the router cannot be created at the first time login? Please try the web interface as well to see if you will be able to set the password and...

@Abs_TP Hi, may I know which port of the Archer C6 is connected to your Airtel Router? LAN or WAN port? Please try to disconnect the Archer C6 from your Airtel Router, then power on the Archer C6 and...

@MC1306 Received and replied it just now, please check if it helps.

@Cundilini Hi, please check the model on the product label as well, if it also shows Archer MR500 V1, please refer to the solution mentioned in this post: SIM card is detected but network type shows...

@Anand_tr Hi, MR6400 etc. doesn't support firmware recovery, if there is no power, unable to connect or login its web interface anymore, it is recommended to try factory reset by holding reset button...