Windows Optimization refers to the process of improving the performance and efficiency of the Windows operating system. This can involve adjusting system settings, managing startup programs, and cleaning up unnecessary files to free up disk space. The goal is to make the computer run faster and more smoothly. Common techniques for Windows Optimization include disabling unused services, updating drivers, and using built-in tools like Disk Cleanup and Defragment and Optimize Drives. Regular maintenance can help prevent slowdowns and ensure that the system operates at its best, enhancing the overall user experience.