Everything you want to know about WiFi (Wi-Fi). WiFi (Wi-Fi) is a wireless LAN standard, part of IEEE 802.11, for communication among different devices. It is a kind of radio wave, the same as Bluetooth and cellular networks, used for device communication on a small scale, like for houses, malls, piazzas, etc. WiFi is the cheapest and fastest way for short-distance transmission enabling web browsing, online gaming…