How to Fix Error 0xc000021a for Windows 8 & 10

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Sometime there are many problems which occur on Windows. The most common problem is the error0xc000021a. Do you ever get the error 0xc000021a? What is error 0xc000021a? The error 0xc000021a is also known as “STOP 0xC000021A”, “STOP c000021a”, “HALT: c000021a {Fatal System Error}” and “STATUS_SYSTEM_PROCESS_TERMINATED (Status System Process Terminated)”.

If you get this error message, it means that there is problem on your computer and its need to restart. By the way, do you know how to fix it? There are the methods to fix error 0xc000021a. Now, in this article we will share you how the methods to fix error 0xc000021a for Windows 8 and Windows 10. You can see its methods in the text below.

Method 1: Booting Windows Manually.

  1. At first you have to restart your PC from Windows by holding the Shift key and clicking on the Restart.
  2. Next, this step will take you to an option screen. Then please choose “Troubleshoot” to access the advance tools.
  3. Afterwards from the next screen, you have to choose the “Advanced option”.
  4. On the next screen, you will see some options. In this step, you have to click on “Startup Settings” which displayed in the picture below.
  5. Then on the startup screen, you will also see some options which you choose. In this step, you have to choose “Disable driver signature enforcement”.
  6. Finally, your PC begins restart with the option which you choose.

Method 2: Reset the Computer’s BIOS.

  1. At first you have to shut down the computer.
  2. Then please remove all power cables from the computer. You have to sure that the access of computer to electricity is cut off completely.
  3. After that you can try open the computer’s chassis.
  4. Please find the computer’s “CMOS battery” and remove it.
  5. Please wait for a few minutes. It is about two until three minutes.
  6. Afterwards you can replace the battery.
  7. Next, you have to put the computer’s casing back together.
  8. The last, you can start the computer up and check to see if it successfully boots or not.

Method 3: System Restore.

  1. At first you have to restart the computer.
  2. Then please press the F8 key or the F11 key.
  3. After that you have to select a keyboard layout, if asked.
  4. Then please click Troubleshoot > Advanced Options > System Restore.
  5. Next step, you have to choose the operating system.
  6. If the System Restore opens, so you can click “Next”.
  7. Then please choose a restore point and click “Next”.
  8. To confirm the restore point, you have to click “Finish”.
  9. At the warning message, please click “Yes”.
  10.  Wait a few minutes until the process finish.

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Method 4: Driver Signature Disabled.

  1. At first you have to restart the computer.
  2. Then please press the F8 key or the F11 key.
  3. After that you have to choose Troubleshoot > Advanced Options > Startup Settings.
  4. Next you can click “Restart”.
  5. The last to boot into Windows with the driver signature enforcement disabled, please press the F7key.

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