@Liwiu You need to find your M4 hardware version. See How to find the hardware version on a TP-Link device If it is hardware V4, there is new firmware for it with that feature:...

@Tiz Usually, connecting Smart TV by Ethernet to Deco unit fixes such issues. I would suggest three troubleshooting steps: 1. Verify that TV uses Ethernet link while connected by Ethernet cable. I...

@Kiruto If your Deco mesh consists of M5s, follow the second part of this document to configure smartphone connect on 5GHz: How to select a preferred signal source on the Deco App Before configuring...

@my2108 This setup offers multiple options to try. I suggest to start with the simplest. Do your security cameras support WiFi 5? If they do, my recommendation would be to turn off 2.4GHz for Deco...

@my2108 Adding another Deco to your mesh is not going to help with these devices. There may be other ways to convince them to connect to the closest Deco, and it depends on devices and what Deco...

LudsuC wrote @Alexandre. Thanks for your reply. I'm planning to use deco x50 or m5 as satellites for the wifi backhaul @LudsuC For signal source selection feature to work, you may need to have all...