@PANKAJ31 Sorry for the delay, I think your case might be caused by the second one： https://community.tp-link.com/en/home/forum/topic/271912 Then the second possibility, for the B41, for the EU...

@abhinandv Sorry for the delay, I think your case might be caused by the second one： https://community.tp-link.com/en/home/forum/topic/271912 Then the second possibility, for the B41, for the EU...

@S1687 For MR6400 V4(the same as MR600 v1 or other models in beta firmware), the beta firmware provided the option to manually select the 3G/4G bands which the modem supported theoretically(all the...

@Gohr HI, did you mean the SIM card status now is “PIN required”? If yes, could you please have a look at this link to unlock the PIN? [Troubleshooting]No internet service on LTE Gateway Router

@atty Hi, It seemed like you already have the latest firmware. So there would be no new firmware detected. And for the second notice, is the red notice on the web UI “a new version is present” in...

@Abdol Hi, the beta firmware is on the following link: Manual Band Selection for 4G WiFi Routers