Good morning I have tried to use it as a network extender, as that's the exact usecase I want. I've used AC1000's for years as a network extender, but it doesn't work with the deco. My setup is fibre...

I have just bought a pair of Deco XE75 units. I have also bought a 3 pack of Deco S4's, as I believe these can daisy chain off the XE75's for more remote rooms. I have a lot of AC1000 powerline...