Windows is a built-in tool that uses libraries, or groups of related files, to enable you to search for programs, files, or folders on your computer.

Start Menu

Explanation:

With the Windows Start Menu, installed programs, files and folders can be located using libraries or group of related files. In other words, the Start menu built into the operating system of Windows allows it to quickly access programs, files and folders on the computer. The start menu is usually located  at the bottom-left corner on the desktop. Pressing the Windows key on the keyboard can also launch the start menu.

if you go to ask a question say ask, there should be something that looks like this. a camera lens.