Hi all I have a TP-Link MR6400 with the latest firmware 1.12.0 0.9.1 v0001.0 Build 190730 RC.59984n when I boot the router I have the error No SIM Card Please insert your SIM card. I have tryed differ

Model : Hardware Version : Firmware Version : ISP : Hi all, I have configured my tp link tl mr6400 and I can access internet using an LTE connection (I'm using a mobile sim card). It works great but i