This Microsoft Support page provides a comprehensive guide for improving PC performance in Windows, specifically for Windows 11.

Key suggestions include ensuring your system is up to date, restarting your PC and managing open apps efficiently, utilizing ReadyBoost, managing page file size automatically, freeing up disk space, adjusting for best performance, pausing OneDrive syncing, disabling unnecessary startup programs, removing viruses and malware, and restoring your PC from a system restore point.

These steps are designed to optimize system efficiency and are recommended to be followed in sequence for the best results. For more detailed information, please visit the Microsoft Support page.