WinDbg is a powerful Windows debugging tool that helps developers analyze and troubleshoot applications, drivers, and the Windows OS. This beginner's guide covers the essentials, including installation, symbol path configuration, and loading applications. You'll learn how to set breakpoints, step through code, and inspect variables using basic commands like bp for breakpoints and g for code execution. Advanced features such as crash dump analysis with !analyze -v, script automation, and using extensions are also discussed. The guide concludes with tips for effective debugging, including updating symbols, using conditional breakpoints, and leveraging community resources.