@sachinvasudev XX230V is indeed a model for ISP and we don't have its related information, since it was purchased on your own, please contact the local support team in your area for help.

@BrianJoeSandy For TL-MR6400 V6, the two external antennas are 4G LTE antennas. In principle, it’s not recommended to replace them, because the antenna is only used as an auxiliary, and the strength...

@NOMBRENEUSO May I have the specific model no. of the 4G+ LTE AC1200 Wi-Fi 5 VoIP Gigabit Ethernet Router you mentioned?

@amtrakuk Thanks a lot for the update, glad to hear that you've resolved the problem.

@Philipp_1975PB @CTGiacomo Hi, we community have not received any advanced notice when the new official firmware will be released for AX73, once there is any update, we will update the solution here.

@Spyder4G Yes, such as Deco X80-5G, Deco X50-5G: Deco X80-5G | 5G Whole Home Wi-Fi 6 Gateway Deco X50-5G | 5G AX3000 Whole Home Mesh WiFi 6 Gateway