@David-TP Hi David, any news about this issue? Kind regards

@David-TP Hi, the files are blocked in both 4G Only and 4G Preferred mode. Internet is working fine on all modes, it is working on the modem itself. OpenVPN connection is established on 4G Only mode...

Hi, I have a TL-MR6400 and a sim card inserted. 4G Only mode is always enabled and everything works fine on all devices. I am working from home, and to access my work server, programs, and files we...

@cecco16 @Sunshine Thank you cecco16 for posting this link for firmware and thank you Sunshine for sending me a link for firmware in a message. I have flashed the new firmware and factory reset the...

@Sunshine Hi, thank you for your response. I am in Croatia with Tele2 mobile unlimited internet sim card. I got the card and the modem roughly at the same time, problem was there from beginning, but...

Hi, I have a TL-MR6400 router with sim card entered. There is a problem when 4G Only mode is on. It seems that 4G upload is blocked by router somehow. Everything works fine with 3G Only mode on...