@jpkan Hi, When the technician opened the login page of your router on his laptop computer, did it look the same as when you open it on your laptop, with the only difference being the missing entry...

@Tatman1 The page with the technical data is not absolutely clear to me, but the way I understand it is that the TL-MR6400 of hardware versions V1, V2, V4 and V5 have external removable LTE antennas...

@Piyush_1 I can't tell what exactly is going on with your router, but it seems to me that somehow other users are able to connect with your TL-WR841N. If it was me I would write down (or print out)...

@Piyush_1 Was that router provided to you by your ISP? What mode is the router running at? (check under "Operation Mode") By the way, make sure the "Guest Network" is either disabled or, if it's...

@Piyush_1 Ok, now I understand. However, the TP-Link router can't make up names like OnePlus Nord or Lenovo Legion 5i on its own. This must be coming from actual client devices and if there are no...

@Piyush_1 Hi, When it's convenient for you can you test what happens if you leave your OnePlus Nord phone disconnected from your Wi-Fi network for a day or so? Check if all the Unknowns with MAC...