@MikeyUK Hi, welcome to our community. First, please update Deco app to latest from Google Play or Apple Store. If all satellite Decos still shows offline on Deco app, please share the screenshot,...

@Cobusr Hi, welcome to our community. Does the Deco network run as wireless router mode or AP mode? It is sincerely suggested to follow troubleshooting steps in the guide:The Main Deco network is...

@Zey1 Hi, welcome to our community. May I confirm how the wifi stopped working on the Deco unit? How about the LED on it? Did the Deco not broadcast wifi signal anymore? Can you share more details...

@Decohelp Hi, welcome to our community. You may try the beta firmware for your Deco M4 in this thread to support selecting a preferred signal source.

@Home_Connection Hi, welcome to our community. Is your Deco V2? As far as I know, 1.0.6 is already the latest firmware version. When did the problem start happening? May I confirm how you restart the...

@gmaster Hi, thanks for your feedback here. It will be fixed by firmware update in the future. Please pay attention to the official website if there would be any.