@Handpol You do not need to use fastest Deco as Main Deco when Deco mesh runs in Access Point mode and everything is connected by the Ethernet. This TP-Link recommendation is mainly for Deco Router...

@Jeffg53 Very often it comes to the fact that such devices do not handle well dual-band: same SSID broadcasts 5GHz and 2.4GHz. Try this: in Deco app enable Guest network on 2.4GHz only, have these...

Jeffg53 wrote @Jeffg53 I'm back and installed the new modem/ router, and turned off wifi on it. I now have only Deco for wifi. When I was using it on router mode, all was good. I then changed to...

@Limaoska Limaoska wrote @MartinE I have the very same question. I have devices that only work on 2.4 ghz and want to separate that from the 5ghz. It was straightforward on my old bt router via the...

@Tarkani It is possible your M4R has hardware issues. You can do decisive test, without impacting rest of your home network, by connecting M4R with short good quality Ethernet cable to Satellite Deco...

@2frustrated The speed will drop as you add more Deco to the chain. On each hop expect to lose up to 50% of speed, somewhat less with tri-band Deco. XE75 is tri-band. In perfect conditions, I would...