@TimLux Hi，thank you very much for the reply. Currently there is no other firmware that could change the customized firmware back to other firmware. May I know if it was purchased from local shop or...

@butek Hi, thank you very much for the feedback. Do you mean all the three LEDs stay on and never turn off? when pressing and holding the reset hole with a pin, there is no any response? Are you able...

@MauriceM15 Hi, thank you very much for the feedback. I just tried the same firmware update and the problem didn't happen. Do you mean the internet doesn't work with Lebera SIM card due to APN...

@doubledutch Great, glad to hear that it works now!

@yael_ Hi， welcome to TP-Link community. Currently, do you mean the first schema doesn't work as well? If you connect another computer to the Windows 10 Ethernet port 1, will the computer be able to...

@NordurLjos Hi, welcome to TP-Link Community. The Antennas might be different for different models or versions on the 4G Routers, for your Archer MR200 V4, the two external antennas are 4G LTE...