[WindowsCentral.com]

A home network today usually consists of a router — which can be provided by an Internet Service Provider — and various devices dotted around the building. The majority of consumers can be more than satisfied with the signal strength in a smaller house, but should the router be located in a corner or the building be larger in size — dead spots can appear that leave devices without connectivity to the network and beyond.
This is when wireless access points or a mesh network might come in handy.

Full story from the WindowsCentral blog...