If you are new to PCs or don't use the computer a lot in general, you may find technical support resources intimidating because they may refer to instructions that you are not familiar with. For example, an article may tell you to open Command Prompt, and you don't know what that is.A command prompt is an app that can be used to get information about devices on your PC by running commands. It can also be used to start or stop Windows services. Here is an article that shows many different ways to open a Command Prompt in Microsoft Windows:https://www.digitalcitizen.life/7-ways-launch-command-prompt-windows-7-windows-8