@haze10 It's hard to tell what has gone bad. Can you pull the SIM card from the MR600 and insert it into a smartphone to crosscheck that it is still working? If the SIM card is still okay, then try...

@haze10 Hi, many (if not most) of TP-Link's routers don't allow downgrade of the firmware via the router's configuration GUI. The "device's current hardware version" error message is misleading in...

@Shahjahan_Alam Hi, If your router is showing weird behavior after a firmware update, then it is recommended to restore the router to its factory default settings (either via the provided function in...

@V.P Hi, What you need is a "public" IP address. Before you call your mobile network operator go to the Status page of your MR6400's configuration GUI and check if the Internet IP address falls...

@Cobra91151 Hi, The Wi-Fi Alliance's website maintains a database of routers they have certified. You can filter by certain features, including WPA3-Enterprise. It seems that WPA3-Enterprise is still...

@TEEHDRV Hi, Have you verified the new SSID you entered was indeed saved? (i.e. does the configuration page still show the new SSID if you go back to it) From experience I can say that sometimes it...