User interface (UI) is an interface that allows users to interact with a computer or software. The user interface comprises the visual elements that the user works with, such as buttons, menus, text boxes, dialogs, etc. It is what users see when they interact with an application or device, and it also includes how they react to it.
A type of interface that allows users to control a software application or hardware device. A good user interface provides a user-friendly experience by allowing the user to interact with the software or hardware in an intuitive way. It includes a menu bar, a toolbar, windows, buttons, and so on.
