@Tanveer7 Hi, welcome to our community. Yes, they can work together to set up Deco mesh network. You may refer to this guide to know more: Can different Deco models work together?

@NAYAN_1009 Hi, welcome to our community. What is the Operating System of your computer? Can you not see any 5GHz wireless network or only not see your router's 5GHz signal? It is suggested to follow...

@MikaA Hi, welcome to our community. According to your description, it seems that the connection is not good between the USB port on your computer and the adapter. Did you try different USB ports?...

@TPint Hello, thank you for posting on the TP-Link community, and we certainly appreciate all your feedback and feature request(s) here. While we don't have any specific details that I can share...

@kokoz Hi, welcome to our community. If you are using the original power adapter, tried different power sockets already, and took factory reset, I am afraid the device is defective. You may confirm...

@Boxer_Bhai Hi, welcome to our community. As the fimware was installed by your ISP, we are not sure whether there is some special settings in it. Also, it seems your device is a customized model by...