Smart devices refer to electronic gadgets or machines that are equipped with advanced technology and features, allowing them to interact intelligently with their environment. These devices typically have internet connectivity, which enables them to gather information from various sources, process data quickly, learn from experience, and perform tasks autonomously based on pre-programmed instructions. Smart devices can range from smartphones and tablets to home appliances like thermostats or lighting systems that are connected to the internet and can be controlled remotely through a mobile application. The term "smart" in this context refers to the ability of these devices to adapt, learn, and perform tasks based on their environment, making them more efficient and convenient for users.