The 0xC000021A error can occur if there were corrupt system files in the computer, a failed upgrade, or an incomplete installation of a software program.
Most of the time, the Error 0xc000021a appears when users upgrade their operating system to Windows 10. This BSOD error prevents users from booting their computer properly. There are various reasons for this issue. It is possible that your peripheral devices are interfering with the startup process.
How to fix error code 0xc000021a on Windows 10?
Part 2. 11 Solutions to Fix Stop Code 0Xc000021A Directly. Error method 1. Turn off external devices.
Method 2: Repair a corrupted file system.
Boat method 3 . 0: Windows without driver signature verification. four:
Method Uninstall recently installed software/hardware.
Method 5: Run the DISM command.
Method 6: Replace any corrupted registry files with backups
A good way is to reset the bios.
Method 8: System Restore.
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How to fix internal power error 0x000000a0 in Windows 10?
[MiniTool 1: news] Method Update drivers. First of all, families should update their drivers to get rid of the Windows 10 INTERNAL POWER ERROR BSOD error because BSOD is a common occurrence.
Launch Method 2: Uninstall the newly installed software.
Method 3 or more: Run SFC.
Method 4: Increase the size of this particular hibernation file.
Last words.
How to fix Windows 10 not booting?
Windows 10 does not run UpdateRevert after installed updates. Wait patiently while the Windows startup process tries to turn on your computer.
Recovery with Startup Repair. Windows 10 won’t actually boot, this can be fixed by running Autostart Repair in the recovery environment.
Boot into safe mode.
Error checking using the command line.
Check for errors in Drive Hard.
How to fix file system error in Windows 10?
Check for Windows updates. If there is a known issue causing a computer file system error, Microsoft will most likely fix it as soon as possible.
Restart your computer. Sometimes it’s easy because it’s easy to restart your computer to fix the error that prevents someone from opening files, running games, and running applications.
Uninstall the latest system updates.
How do I fix error code 0x000021a?
Fix Windows 10 code shutdown error 0xc000021a
What is error 0x000021a?
Error 0xC000021A is a blue screen due to any Death or BSoD Error Blue (related: Screen of Death Guide) that appears when it is determined that the Windows user-mode subsystem has been compromised.

Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.