Task Manager is a Windows feature that provides details about programs and processes running on your computer. It also displays the most commonly used performance measures for processes. Using the Task Manager can provide you with details on current programs, and see which programs have stopped responding. Utilities that are not a part of Microsoft Windows may also be called task managers and are used to monitor specific software or operating tasks in progress on your computer. The most common usage of the term however, is in reference to the Microsoft Windows Task Manager.