What is the main function of the Windows Task Manager?

The main function of the Windows Task Manager is to monitor system performance. It provides users with detailed insights into the current state of their system, including active processes, CPU and memory usage, and application performance. Through Task Manager, users can view how much of their system resources are being consumed by different applications and processes, which can be crucial for troubleshooting issues or optimizing performance. Additionally, it allows users to end processes that are not responding, manage startup programs, and check system performance metrics over time, all of which are vital for maintaining an efficient computing environment.