@hbinhng Hi, welcome to our community. It is suggested to follow this guide to check your network topology: General questions about Ethernet Backhaul feature on your Deco

@ROS123 Hi, welcome to our community. It is suggested to follow the two guides below to know more: How to add an additional unit to your Deco network Can different Deco models work together? How many...

@atiizdmr Hi, thanks for posting question here. You may refer to the guide to check your settings: How to set up QoS on the Deco Please share more details with screenshots of your settings if you...

@LEONt3u Hi, welcome to our community. You may refer to Case2 in the guide below to troubleshoot: What should I do if the TP-Link network adapter is not working properly in my computer?

@Mark_Hunte Hi, thanks for posting question here. Here are some suggestions for your reference: Step 1: Go to Computer Management>Device Manager>Action>Scan for hardware changes, and check if it...

@Red_Hood Hi, thanks for posting question here. May I confirm the model and OS of your computer? I will consult the system engineering and reply to you~