@Marc196999 Hi, without details, it is hard to say what might be the problem. But there are some instructions for your reference. If you are connected to the Wi-Fi of Deco, the local control via Deco...

@Hashm11 Hi, thank you very much for the update. In this way, could you please send an email to support.forum@tp-link.com with the following information: 1. A picture about your network topology,...

@garry.obog Hi. For the 3G/4G modem, there would be a little different. I would suggest having a look at this link: Port forwarding/DDNS issues on LTE Gateway Routers

@Rafid_Anjum Thank you and I got the message. Please check the email and I have the instruction about how to update to 1.5.2. Please let me know whether it is working or not.

@frederikk As for real feedback, we will wait and see if other users could give some different comments. As for the guest network, if I remembered correctly, on the old firmware, the guest network...

@Kadoendra Hi, thank you for getting back to me. Later I might need to forward your case to the senior engineers. Let’s focus on the second topology since no other devices are involved. Will you be...