The Windows Troubleshooter is a built-in tool in the Windows operating system designed to help users identify and fix common problems. It provides step-by-step guidance for various issues, such as network connectivity, audio playback, and printer malfunctions. By running the troubleshooter, users can quickly diagnose problems without needing advanced technical knowledge. When a user encounters an issue, they can access the Windows Troubleshooter through the settings menu. The tool runs automated tests and suggests solutions based on the detected problems. This makes it easier for users to resolve issues efficiently and improve their overall experience with Windows.