Task Scheduler is a built-in tool in Microsoft Windows that allows users to automate the execution of tasks at specified times or under certain conditions. It helps manage system resources efficiently by scheduling routine tasks, such as running programs, sending emails, or performing system maintenance. Users can create, modify, and delete scheduled tasks through a user-friendly interface. The tool supports various triggers, such as system startup, user logon, or specific time intervals, making it versatile for both personal and professional use. This automation can enhance productivity and ensure important tasks are not overlooked.