There are some particular Task Manager processes that you should never kill or end in your Windows PC or Laptop. Here’s a list of those processes.


If you’re a Windows user, then definitely you’re familiar with Task Manager if not then Windows Task Manager is a system monitor or a task manager used to set and terminates the processes. All your desktop or laptop processes are listed in the task manager.

Basically, Task Manager is a tool that allows the users to check their current processes and also see which apps are running in the background Windows with the performance of your computer system.

In this article, we explain and listed few Task Manager processes you should never end because it's harmful to your system or in some cases it crashes your PC. 

How to Open Task Manager on Your Windows PC or Laptop

Here’s the step-by-step instruction to open Task Manager on your Windows PC or Laptop.

Step 1: Click on the bottom left corner Search box at your Windows taskbar and type Task Manager

(Alternatively, press CTRL+SHIFT+ESC Keys or CTRL+ALT+DELETE to open the Task Manager directly.)

Step 2: Now, select and right-click on the process to get the End task option.


5 Windows Task Manager Processes You Should Not Kill from Task Manager

Here’s we explain and listed the 5 Windows Task Managers you should never end or terminate in your Windows OS computer system otherwise either your system will freeze up or crashes or you’ll get some errors.

1. Windows Explorer

This is an explorer.exe file (application) that holds the graphical interface of your device. But now you think what happens if you end it by mistakes (accidentally) from the Task Manager?

Explore.exe handles your Windows explorer, taskbar or start or menu system, and general file browser. When you end explore.exe your taskbar, Start menu, and desktop icons will disappear and shows the black screen and task manager in the background of your device.

What’s the solution after ending the Windows explorer process (explore.exe) in Task Manager accidentally? Don’t worry; restarting Windows explorer from Task Manager can be helpful to clear up the issue.  

Also, you can restart your PC or Laptop but without restarting your entire PC, it will be solved by Task Manager quickly.

To restart Windows Explore:

Step 1: Go to Task Manager by pressing CTRL+ALT+DELETE.

Step 2: Then right-click on Windows Explorer and tap the Restart option.

In case, this method will not solve your issue then click on File at the top left corner, select Run new task and create a new task by entering explorer.exe to get it back.


2. System

Don’t end or kill the ntoskrnl.exe kernel named as System process in Task Manager. It’s (ntoskrnl.exe) a part of Windows kernel also known as the backbone of OS that handles tasks at the Kernel level such as sending the instructions to the physical part of the computer like the CPU.

Actually, Task Manager won’t allow anyone to end or terminate the System (kernel) process. If someone does it by accident or using their magic power then restart your entire Computer or Laptop device to get or run it back again to normal.

3. Windows Start-Up Application

It’s a wininit.exe process that runs until you shut down or turn off your computer or Laptop. Actually, this is an essential process of your Windows operating system that manipulates the programs of your system and records mouse or keyboard inputs.

However, it is the most significant function that runs when you start your computer and ends when you shut down your computer. Also, it’s a critical system process that Windows requires. 

But when you end or terminate this process, you’ll get the critical system error that does only solve when you reboot your entire desktop.

4. Client Server Runtime Process

Like the wininit.exe file process, csrss.exe named as Client Server Runtime Process also performs a crucial role in the Windows system process. 

Basically, it is one of the critical system processes which handles all graphical elements or instruction sets and background functions under the Windows OS.

If you terminate it or end it, you’ve received the Unable to terminate process among the error of critical system process. Sometimes this process crashes your system when you terminate it from Task Manager or your desktop shows the blue screen.

5. Windows Session Manager

One of the most used mode critical parts of the Windows System process indicates as smss.exe file and it’s a component of the Windows NT family. This process creates virtual memory paging files and environmental variables during the startup process.

However, this process maps your drives and starts the user modes in your computer system. For running anything on your computer smooth and secure, this is the most essential process. If you end it, then smss.exe will crash your computer system.

Stop Terminating Such Processes

The above processes are mandatory to run your computer system, so don’t try to end them or terminated them from Task Manager because it should crash your PC. 

These processes are the critical part of Windows OS. But don't worry, if you did it accidentally and try to end them in your Task Manager, so can get them back to normal by restarting your computer system.