@Ibrahima Hello, below is the instruction to setup the IPsec VPN on the Archer MR600. https://www.tp-link.com/support/faq/1661/ You can follow the instruction to set it up or examine the current...

@Wasec I see, thanks for your reply. It seems that the SIM card does not match the slot perfectly, you can contact the retailer to get a new one and then test whether it works well. Any updates, be...

@Frenshow Thanks for your information. We are confirming with our RD team now, any reply from them, I will keep you posted. Best regards.

@Creeper Thanks for your reply. Take your time to test the performance and get in touch with our engineer, Any updates, you can post here.

@SteveL93 Sure, take your time.

@Deivydasr Thanks for your information. We can do some troubleshooting first to locate this issue. 1. What is the led status of the MR400 when it lost connection? And who is the SIM card provider? 2....