Windows 10: Error code 0xc000021a fix while not being able to use the advanced options menu because of...

Hello,The title says it all. I am not able to use advanced options menu to fix the issue with the stop code because of a wrong password even though I recently changed it and know it is correct.What are my options of recovering the data and how could i fix this issue?Also is it possible to use an external windows boot device to get into windows and fix the issue that way?And would it be possible to recover the data using that method?

:)

 

Fix error 0xc000021a Windows 10

I've faced this issue before. It's one of the blue screen of death errors. Im sharing 5 steps that will help you fix Error 0xc000021a

One of the following step will sort out the problem:

1. Repair corrupted system
   
2. Boot window manually
   
3. Resetting computer's BIOS
   
4. DO SFC scan
   
5. Troubleshoot to fix automatically
   

 

error 0xc000021a

Hi,

Corrupted system files may have caused the error 0xc000021a on your Windows 10. To correct this issue, we suggest that you perform the steps below:

• Hold down the Shift key on your keyboard while you select
  Restart (Shift+Restart) from the power options for Windows.
• Windows Recovery Environment window will come up.
• On Choose an option screen, select Troubleshoot.
• In the Troubleshoot screen, select Advanced Options.
• Select Startup Repair, it will scan and repair your computer automatically.

Let us know if you need further assistance.

 

Stop code 0xc000021a BSOD

Hi,

The blue screen with the stop code 0xc000021a error that you've encountered can be triggered due to corrupted or missing registry files. To effectively assist you with your concern, we suggest that you boot your device in Safe Mode trough the Windows Recovery
Environment. Here are the steps on how to trigger Safe Mode:

• Turn on your computer.
• When the Windows logo appear, unplug the power source of your computer.
• Perform this step three times. On the fourth time, wait for the Windows Recovery Environment (WinRE) to appear.
• On the Choose an option screen, select Troubleshoot
  > Advanced options > Startup Settings and click
  Restart.
• Once your computer restarts, you will see a list of options. Press the
  F4 key to start your computer in Safe Mode.

Once you're done, wait for your device to turn on and check if you encounter the same issue.

Feel free to post back if you encounter any challenges along the process.