You have a Netgear Nighthawk RAX40 router sending internet throughout your house, but that is not enough and is not reaching all the places you want it to. Yes, it’s the dead zones that everyone finds annoying It means all you need is a Setek extender and it’s not hard to connect a Setek extender to your Netgear Nighthawk network, but it does take some time, particularly if you’re not... https://setekwifiextender.com/how-to-connect-setek-wifi-extender-to-netgear-nighthawk-rax40/