I turned my old Android phone into a Wi-Fi extender and fixed the internet dead zone in my home

Turn your spare phone into a Wi-Fi extender ...
Android Authority

Your Android phone can double up as a travel router and bypass hotel Wi-Fi limits, here's how

Travel routers definitely have their place in the market. However, some of the primary benefits of travel routers can be easily replicated by the Android flagship in your pocket, and it might help you ...