hi, I hold a 4g modem TP LINK model TL-MR6400, for more than one year I used it with different SIM cards and worked perfectly. All of a sudden the modem stopped working. it doesn't pick 3g or 4g signa

Good day! Suggestion, add DNS Over TLS & Over HTTPS support to the firmware. What are the options to enable DNS Over TLS & Over HTTPS at the device level?

Hi, With the old firmware 1.1.0 (beta from 2 years ago) I could select the fastest bands 3+7. I have now installed the new firmware 1.3.0 and it always chooses to use the slow band 20. But I see no op

Hello, I've recently purchased an MR600 to upgrade my existing MR200 - I've not been able to enable Carrier Aggregation and therefore 4G+ on the router. I'm on the Three network and 4G+ works when CA

Hi, I am having trouble with my TL-MR6400. I am using it in a remote area with really poor cellphone signal. It seems to me, after powering up and not finding LTE signal, the device turns itself off.

Hello, where can I force the LTE band frequency? On my Samsung Galaxy S21+ I can use this app to select and force the LTE band. This works without root. https://play.google.com/store/apps/details?id=c