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25 April 2021  Jennifer Thatcher  Technology Manager of Test Dept.
 

Summary
Task Manager, the built-in system monitor program of Windows, offers the information of computer hardware and running software. With Task Manager, users can force close some software which are frozen or no reaction. Besides, user can set the priority for programs, monitor the status of CPU and RAM. Do not know how to access to Task Manager or it can not open? Find solutions here.



How to Start Task Manager in Windows 10

Some Windows users are not so clear how to start Task Manager in Windows 10. Follow methods below:
1. Press [Win + R] button to raise the Run window. Then type [taskmgr] and click [OK].
2. Click the Window icon on the bottom-left corner and then find and click Task Manager from the list.
3. Press [Ctrl + Alt + Del] at the same time and then click the Task Manager from the pop up window.
4. Press [Win + S] to start the search function and type [Task Manager]. Run the result.

What if Task Manager Can Not Open?

However, Task Manager can not open even you try all the 4 methods above? Please try the solutions below.

Solution 1: Run Security and Maintenance

With the built-in Security and Maintenance, computer can find and fix the error in disk, path, etc.. You can also solve this problem with Security and Maintenance.
Step 1: Press [Win + S] and type [Security and Maintenance] in the raised search bar. Click the best match item.
press Win+S key
Step 2: Go to the Maintenance item and click [Start Maintenance] under Automatic Maintenance. After that, Windows will start the process to find out and fix the errors in Windows. After restarting the PC, please try to start the Task Manager again.

Solution 2: Create a New Administrator Account

Sometimes, Task Manager can not open could be caused by the errors in configuration files of the account or authority. If you are the administrator and meet such problem, please try to create a new administrator to solve it.
1. Press [Win + S], type and select [Settings] in the menu. Then go to [Accounts].
accounts in Windows settings
2. Go to item named [Family & other people] and click [Add someone to this PC]. Follow the instructions to create a new administrator. Then login the computer with this new account and try to start Task Manager.
task manager not open add other accounts

Solution 3: Run Command Prompt

If problem still exits after trying the above methods, please try the Command Prompt. Command Prompt can scan PC and find out the damaged files. Then it will diagnose whether the problem you meet is lead by these files. If yes, it will fix these files.
1. Tab [Win + S] and type [cmd] then run [Command Prompt] as administrator.
enable command prompt
2. Type the following commands in the pop up window:
Dism /online /Cleanup-Image /StartComponentCleanup
Dism /online /Cleanup-Image /restorehealth
Sfc /scannow
Then, Windows will check to find the errors. Please restart the computer until the process finish and try to start the Task Manager.

Solution 4: Restore System

We can try the last solution – system restore to fix the Task Manager not open if the introduced methods do not work. Of course, this method need you created the backup beforehand. Please note that the system restore will not keep the settings you made after creating the related restore point.
Step 1: Tab [Win +S],  type [restore] then run [Create a restore point].
search to create a restore point in windows
Step 2: Click [System Restore] of System Protection tab in the pop up window. Then please follow the instruction.
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