@jaaps123 Thanks for your reply. With the set top box connected to the main router directly, bypass the Deco m4 and switch, does it work properly? What is the model number of it as well? Have you...

@Archer3150 As you can see, the Archer C3150 V2 is still alive. https://www.tp-link.com/support/download/archer-c3150-v2/ Generally speaking, a new firmware will be released if there is some new...

@MitoBsAs Sorry to respond late. The devices which are not declared in the priority list have the medium priority by default. May it help and have a nice day.

@sep Hi, the TL-WR902AC does not support WPA-Enterprise in client mode, instead, it supports no security, WEP, WPA-PSK and WPA2-PSK. May it help and have a nice day.

It is glad to help you. Any further problem, do not hesitate to contact us. Good day.

@Roy22 Hi Roy, Thanks for your reply, glad to hear that you figured it out finally. Congrats. I did notice that you start another thread about the firmware upgrading, but not able to bundle them...