A tablet computer is a portable device that combines the features of a smartphone and a laptop. It typically has a touchscreen interface, allowing users to interact with applications and content by tapping or swiping. Tablets are lightweight and easy to carry, making them popular for browsing the internet, reading e-books, and watching videos. Most tablets run on operating systems like iOS or Android, providing access to a wide range of apps through online stores. They often come with built-in cameras, Wi-Fi connectivity, and options for cellular data, enabling users to stay connected and capture photos on the go.