@thedeco Your Office Deco is defective, you should replace it. There are no settings in Deco app to turn off/on Wi-Fi bands for backhaul. If you would like to, I can provide you with steps to verify...

@RagusJohn Test Internet Speed in Deco app measures wired link speed from Main Deco to ISP Router to Internet. This is good test to establish if everything is fine with that link and what speeds ISP...

@RagusJohn I am using Ookla speedtest app on smartphone. It is available in Apple, Google and Windows app stores. Also, it is important to know what is the speed of your Internet link, provided by...

@The-Screen-Name Main Deco must be hardwired, even in Access Point mode. There is no way around it.

@Amberglow Are there any logs in the router which may shed the light on the issue? Other than failing DNS queries, I can't think of any other reason when Main Deco LED will go red while actually...

@RagusJohn You can extend existing Deco M5 mesh by adding another Deco unit, but you will not gain overall mesh performance. You will have one more Deco unit, which should mean better WiFi coverage....