@Waibhav After selecting the Band 3 and Band 40 manually on the Advanced page and save it, did you reboot the router? You may try to click on System Tool > Reboot, then confirm if it will display a...

@YashSharma Can you check the solution provided by other customers on this thread? https://community.tp-link.com/en/home/forum/topic/251006 When you insert the VI sim card into the MR6400, can we...

@faithxristos Are you also getting a M7350(MYDigi) version? If that is the case, you need to confirm if there is any newer firmware with Digi, your provider, as this is a customized version for them,...

@Waibhav Do you mean this option is not available on the newly released MR600 v2? Can we have the screenshot about the Advanced > Network > Internet page? You can refer to the screenshot we posted...

@Smandal900 We have reported the issue to the support engineers, they will likely reach out to you via email to continue to troubleshoot your issue.

@neko99 If you insert the SIM card into a phone, will it connect to the internet fine now? Does it display 4G VoLTE? When you put it into the MR100, please show us the Status page on its web GUI? If...