Internet is a network system connected computers all over the world, through which people can communicate, access information and do business. Over the past decades, the Internet has changed our lives dramatically. The most important utility of the Internet is that it has made communication and information sharing easier than ever before. People can communicate with friends and family through social media and email, while courses and videos can be accessed from anywhere. Through the Internet, people can keep up with developments in the world, share ideas and knowledge with others, and build new relationships in the digital world. Another important use of the Internet is for business. With the growth of e-commerce, businesses can connect with potential customers and maximize their sales. Entrepreneurs and small business owners can expand their market online without the need for a physical shop. Companies can also use the Internet to market their products, allowing them to reach a larger audience at a lower cost. The Internet has enabled us to do things that were previously unimaginable. It has given us access to the worlds collective intelligence and knowledge, something that no other technology has managed to do. It has also changed the way we work and socialize, and altered the trajectory of businesses. The Internet will continue to revolutionize the way we live, resulting in more convenience, faster communication, and boundless opportunities.