I rent a modem/router combo from Spectrum. My house is not huge (1600 sq ft), but there are rooms where Wi-Fi is weak/nonexistent. I just got a Deco5 Mesh System yesterday, and I set it up in regular

I have a AT&T internet gateway with Direct TV. I also use a TP link RE 450 Extender. I was using a Archer C7 router previously. Would there be any advantages attaching the C7 to the AT&T gateway. I ha