@jruyssen Your Main Deco is unable to negotiate gigabit speed over Ethernet cable that connects it to ISP modem/router. It drops speed to 100Mbps and alerts you about it with "Abnormal WAN speed"...

@SabrinaAtCottag One more recommendation: if you can't find 10-port switch to your liking or it is too expensive, consider buying two 8-port switches. You can connect them to different ports of X50,...

@SabrinaAtCottag What you have now is POE capable switch. If you feed security camera(s) or other devices with power through the Ethernet cable, it is called POE (Power over the Ethernet) and...

@SabrinaAtCottag In regard to speed of Ethernet backhaul and "slow internet speed check cable" alert. According to Amazon link you provided, this is the switch you are using: "MokerLink 10 Port PoE...

ImtiazAli wrote If you go to "Deco Lab" (under "More" tab in the app"), it tells you to download "Wi-Fi toolkit" app for the speedtest option, which is just too much @ImtiazAli I did install that...

@Benwood118 You should be getting up to 500Mbps from Main Deco, and about half of that or a bit less from Satellite Deco. Your speed tests with 200Mbps results, were they from device connected to...