@Alexandre. Thank you for your clear advice and the reasoning

@Alexandre. hello Alexandre, thank you for replying. 1) download 350 Mbps, and upload 35 Mbps. 2) I intend to buy just one more Deco in the foreseeable future. I have 3 M4 boosters from my...

I still need 1 extra WiFi booster. Now I have 3 TP Link M4. Can one (1) Deco X20 WiFi 6 be added, or is it better to combine only the same type of boosters? And If this is advisable, should I make...