Need to use AP or WAP, POE (power over ethernet works the best. There is a free app on Google Play Store been around for years. WiFi analyzer You walk around your dwelling and search out your router WiFi Signal and see where and how far the range is. Where it's weak you place WAP POE there. I have two WAP here I do not use WiFi Router here. Mine is Wired Business Class + Wired Business Class Switch + 2x Business Class POE WAP (for WiFi) was thinking about added 3rd WAP to keep the Wireless more boosted.