Winaero Tweaker is a free application that offers a suite of tools for customizing Windows 11, organized into sections for appearance, behavior, and more. It allows users to enable or disable features such as the Copilot and automatic updates, modify Windows Explorer options, and enhance visual settings. Users can enable the classic full context menu, modify the Windows Explorer Window, resize scroll bars, and prevent Windows themes from changing mouse pointers and desktop icons. The Context Menu Tweaker allows customization of right-click options, adding shortcuts for functions like the Control Panel and Snipping Tool. Winaero also provides tools for modifying support and maintenance settings, including automatic registry backups and creating multiple System Restore points. It offers features to restore classic Windows functionalities and install legacy applications. While Winaero presents many options to enhance the user experience, users should be cautious as some features may pose security risks or performance issues. The application includes a Recent Changes feature for reviewing modifications and reverting to default settings if necessary.