The acronym 'WIFI' stands for "Wireless Fidelity." It represents a technology that enables devices to communicate and connect to the Internet wirelessly through radio waves. Wi-Fi allows users to access the web from various devices, including smartphones, laptops, and tablets, without needing physical connections. It plays a crucial role in today’s digital lifestyle, providing connectivity for homes, businesses, and public spaces. Wi-Fi technology continues to evolve, with advancements enhancing speed, range, and overall performance for users.