@Rioja @TP-Link thanks the problem is solved After restarting the main deco the 2.4GHz wifi channel changed to 5 and the fan connected to deco

Thanks for the advice. I will try it and come back to you

@Rioja I checked on the deco wifi channel and it is set automatically to 12. This explains why the fan cannot connect to deco. @TP-Link is there a way to change deco wifi channel from the deco...

My network structure is ISP-isp router - main deco - switch - other decos. the decos are in router mode and I try to connect the fan on one of the end decos.

I am trying to connect the haiku L fan to deco m5 v3 wifi but the deco Wi-Fi network is not listed as available. My ssid is not hidden and the deco is powered on and in range of the haiku fan. I...