what is web browser in computer

A web browser is a software application that allows users to access and interact with information on the World Wide Web. It retrieves web pages and displays them on the user's device when a user requests a web page from a particular website. Browsers are used on various devices, including desktops, laptops, tablets, and smartphones. The most commonly used web browsers include Google Chrome, Firefox, and Safari. The primary function of a web browser is to fetch content from the web and display it to the user. It uses the Hypertext Transfer Protocol (HTTP) to make requests and retrieve information from web servers. Additionally, web browsers support features such as e-mail, File Transfer Protocol (FTP), and the ability to run plugins for Java applets and flash content. The first web browser, called WorldWideWeb, was created in 1990, and the Mosaic web browser was released in April 1993, which was later credited as the first popular web browser with a graphical user interface