Task Manager on Windows 10 is unresponsive and won't open.

Task Manager allows you to check the applications and processes currently running on your computer. It helps you start and end programs, and provides statistics on device and network performance. There are many  ways to open Task Manager  on a computer.

Task Manager on Windows 10 is unresponsive and won't open.
 

Table of Contents:
1. Open Task Manager .
2. Through Group Policy .
3. Through Registry Editor .
4. Launch SFC / SCANNOW .

1. Open Task Manager via the command-line interface.

First, try opening the task manager using the command-line interface.

Step 1: Press the Start button , type cmd , right-click on the most recent result that appears below and select Run as administrator .
Step 2: Type taskmgr.exe , then press Enter .

2. Through group policies

Step 1: Type gpedit.msc in the Cortana search bar and press OK to execute the command.
Step 2: Follow these steps:
User Configuration => Administrative Templates => System => Ctrl+Alt+Delete => Remove Task Manager

Step 3: Right-click on Remove Task Manager and select Edit , then select Not Configured .
Step 4: Finally, click the Apply and OK buttons.

3. Through Registry Editor

Before running this program, make sure you have sufficient knowledge of the Registry and also create a restore point before making any changes.

Step 1: Open the Run dialog box , type regedit and press Enter.
Step 2: Follow these steps:
HKEY_CURRENT_USER => Software => Microsoft => Windows => CurrentVersion => Policies => System.
Step 3: In the right pane of the System cell, find the DWORD DisableTaskMgr . Double-click this value and you will get the value 1.
If the System cell does not exist, you will have to create a new one by double-clicking Policies , selecting New , Key and then naming it System .

In the right pane, right-click on the empty space, select New , and then DWORD (32-bit) Value . Name it DisableTaskMgr .

Step 4: Change the data value to 0 and finally select OK.

One of the two methods above will help you fix the issue of the Task Manager not opening on Windows 10. If not, try the options below:
- Check if there is any antivirus software that might be preventing your device from opening the Task Manager.
- Remove tool restrictions or restart the Task Manager.
- Run the sfc /scannow command to check for device errors as follows:

4. Launch SFC / SCANNOW

Step 1: Open the elevated command-line interface by typing cmd into the search bar, right-clicking on the most relevant result, and selecting Run as Administrator .

Step 2: In the command line interface, copy and paste the command `sfc /scannow`, then press Enter .

This process will help check and fix the errors that are preventing the Task Manager in Windows 10 from opening. Afterwards, restart your computer to see if the problem has been resolved.

Therefore, it's not difficult to fix the task manager not opening error on Windows 10. If the problem persists after following all the steps above from Taimienphi.vn , then there are definitely other serious issues that need to be addressed by adjusting the settings.