Today, the internet has become like water and electricity, a necessity for everyday life and something we take for granted. Most people never think about routers, network cables, frequency bands, and more as long as everything works. But wireless networks — Wi-Fi — are not flawless and few users have never had problems. Common problems include weak coverage in parts of the home, devices being disconnected and having to be reconnected manually, choppy music and video playback on connected devices, and slower-than-promised speeds on large downloads. By optimizing your router’s settings and place…