The world is gradually developing, leading to the development of computers. Computers have many uses. They help us update the Internet, help us look up information and documents easier. It can also help you transmit information more easily and faster than other tools. And at student age like us, it can be used to look up learning material, making it easier for us to learn. And during the outbreak of Co-vid 19 that is booming like this, computers can help us learn online, helping us not lose our knowledge. The calculator is very useful, but it has its downsides. There are many bad programs on the computer. If let young people approach it, it will adversely affect their development. Anyway, the computer is also an important part of our lives, please appreciate it