@TP-Link Hi, Sorry just catching up with this. I actually handed back the router for a refund as all the advice I got did not lead to any resolution of the issue. I'm just interested to know if TP...

TP-Link wrote This Article Applies to: All 4G LTE Routers Issue Description/Phenomenon: Customers may find that the SIM Card Status displays a 'NO SIM card detected' error (pictures as below) when...