Windows operating system is one of the best operating systems in the world. You can use many applications and programs in it to complete your various requirements. But problem comes to you when you try to open or access an important application and it doesn’t get opened with “Windows task manager end process not working” error. The applications will not be accessed but everything looks normal. You try hard to open or access that apps but it still getting the same error. So to kill unresponsive programs or program, you must go through some manual or automatic error fixing methods. You can use manual method if you have a sound technical knowledge otherwise, install Advanced System Repair tool in the computer to fix the issue automatically.