HalfofTheHalfofThe
  • Home
  • Technology
    • Reviews
    • Amazon
    • Apple
    • Cars
    • Facebook
    • Google
    • Mobile
    • Samsung
    • Tesla
    • Twitter
  • News
    • Sports
    • Amazon
    • Apple
    • Business
    • Cars
    • Entertainment
    • Facebook
    • Mobile
    • Samsung
    • Science
    • Tesla
    • Twitter
  • How To
    • Amazon
    • Apple
    • Cars
    • Facebook
    • Games
    • Google
    • Mobile
    • Samsung
    • Science
    • Tesla
    • Twitter
  • Business
  • Entertainment
  • Health
    • Pets
    • What
    • Why
  • Lifehacks
    • Explain
    • SmartHome
    • SocialMedia
  • More
    • Amazon
    • Apple
    • Cars
    • Facebook
    • Google
    • Mobile
    • Netflix
    • Twitter
    • Samsung
    • Tesla
Search
Technology
  • How To
  • Explain
  • Mobile
  • Lifehacks
  • News
  • Reviews
  • SmartHome
  • Technology
Information
  • About Us
  • Contact Us
  • Cookie Policy
  • Privacy Policy
  • Terms and Conditions
All content
  • Home
  • Technology
    • Reviews
    • Amazon
    • Apple
    • Cars
    • Facebook
    • Google
    • Mobile
    • Samsung
    • Tesla
    • Twitter
  • News
    • Sports
    • Amazon
    • Apple
    • Business
    • Cars
    • Entertainment
    • Facebook
    • Mobile
    • Samsung
    • Science
    • Tesla
    • Twitter
  • How To
    • Amazon
    • Apple
    • Cars
    • Facebook
    • Games
    • Google
    • Mobile
    • Samsung
    • Science
    • Tesla
    • Twitter
  • Business
  • Entertainment
  • Health
    • Pets
    • What
    • Why
  • Lifehacks
    • Explain
    • SmartHome
    • SocialMedia
  • More
    • Amazon
    • Apple
    • Cars
    • Facebook
    • Google
    • Mobile
    • Netflix
    • Twitter
    • Samsung
    • Tesla
  • About Us
  • Contact Us
  • Cookie Policy
  • Privacy Policy
  • Terms and Conditions
2022. All Rights Reserved by Halfofthe. “As an Amazon Associate we earn from qualifying purchases.”
Notification Show More
Aa
HalfofTheHalfofThe
Aa
  • How To
  • Explain
  • Mobile
  • Lifehacks
  • News
  • Reviews
  • SmartHome
  • Technology
Search
  • Home
  • Technology
    • Reviews
    • Amazon
    • Apple
    • Cars
    • Facebook
    • Google
    • Mobile
    • Samsung
    • Tesla
    • Twitter
  • News
    • Sports
    • Amazon
    • Apple
    • Business
    • Cars
    • Entertainment
    • Facebook
    • Mobile
    • Samsung
    • Science
    • Tesla
    • Twitter
  • How To
    • Amazon
    • Apple
    • Cars
    • Facebook
    • Games
    • Google
    • Mobile
    • Samsung
    • Science
    • Tesla
    • Twitter
  • Business
  • Entertainment
  • Health
    • Pets
    • What
    • Why
  • Lifehacks
    • Explain
    • SmartHome
    • SocialMedia
  • More
    • Amazon
    • Apple
    • Cars
    • Facebook
    • Google
    • Mobile
    • Netflix
    • Twitter
    • Samsung
    • Tesla
Follow US
  • About Us
  • Contact Us
  • Cookie Policy
  • Privacy Policy
  • Terms and Conditions
2022. All Rights Reserved by Halfofthe. “As an Amazon Associate we earn from qualifying purchases.”
HalfofThe > Blog > How To > 5 Proven Solutions to Troubleshoot Windows 10 Error Code 0xc000021a
How To

5 Proven Solutions to Troubleshoot Windows 10 Error Code 0xc000021a

Bobby Pulse
Last updated: 2023/04/30 at 4:04 PM
By Bobby Pulse Published April 30, 2023
Share
6 Min Read
5 Proven Solutions to Troubleshoot Windows 10 Error Code 0xc000021a

As a Windows 10 user, you might have experienced the frustrating error code 0xc000021a which prevents your system from booting up properly. This error can be caused by various factors including corrupted system files, malware infections, or hardware issues. However, the good news is that there are several solutions you can try to fix this error and get your system up and running again. In this blog post, we’ll explore five proven solutions to troubleshoot Windows 10 error code 0xc000021a and get your system back on track.

If you encounter the Windows 10 error code 0xc000021a, you may not be able to boot your computer. It is a critical system error that can be caused by various reasons, such as corrupted system files, damaged drivers, or faulty hardware. Fortunately, there are some proven solutions that can help you troubleshoot and fix this error. In this article, we will discuss five effective methods that you can use to solve the Windows 10 error code 0xc000021a.

Method 1: Use System Restore

If you have created a system restore point before the error occurred, you can use it to restore your system to a previous state when it was working correctly. To use system restore, follow these steps:

1. Boot your computer using the Windows installation media.
2. Select your language preferences and click “Next.”
3. Click “Repair your computer” and choose “Troubleshoot.”
4. Select “Advanced options” and click “System Restore.”
5. Follow the on-screen instructions to select a restore point and restore your system.

Method 2: Use the Last Known Good Configuration

The Last Known Good Configuration (LKGC) option can help you boot your system with the last known working settings. To use this option, follow these steps:

1. Restart your computer and press the F8 key repeatedly during the boot process.
2. Select “Last Known Good Configuration” from the Advanced Boot Options menu.
3. Press Enter and wait for your computer to boot.

Method 3: Update or Rollback Drivers

If you have recently installed new drivers or updated existing ones, they may be causing the error. You can update or rollback drivers to troubleshoot the issue. To update or rollback drivers, follow these steps:

5 Proven Solutions to Troubleshoot Windows 10 Error Code 0xc000021a

1. Boot your computer using the Windows installation media.
2. Select your language preferences and click “Next.”
3. Click “Repair your computer” and choose “Troubleshoot.”
4. Select “Advanced options” and click “Command Prompt.”
5. Type “C:” and press Enter.
6. Type “cd WindowsSystem32drivers” and press Enter.
7. Type “ren filename.sys filename.old” and press Enter. (Replace “filename” with the name of the driver file that you want to rename.)
8. Type “exit” and press Enter.
9. Restart your computer and check if the error is resolved.

If the error persists, you can try updating or rolling back other drivers.

Method 4: Run CHKDSK

CHKDSK is a built-in Windows utility that can scan and repair file system errors. To run CHKDSK, follow these steps:

1. Boot your computer using the Windows installation media.
2. Select your language preferences and click “Next.”
3. Click “Repair your computer” and choose “Troubleshoot.”
4. Select “Advanced options” and click “Command Prompt.”
5. Type “chkdsk /f /r C:” and press Enter. (Replace “C:” with the drive letter of the partition that you want to scan and repair.)
6. Follow the on-screen instructions to complete the scanning process.

Method 5: Perform a Clean Install of Windows

If none of the above methods work, you can try performing a clean install of Windows. This will erase all your data and programs, so make sure to back up your important files before proceeding. To perform a clean install of Windows, follow these steps:

1. Boot your computer using the Windows installation media.
2. Select your language preferences and click “Next.”
3. Click “Install Now” and accept the license terms.
4. Choose “Custom (Advanced)” installation.
5. Select the partition where you want to install Windows and click “Next.”
6. Follow the on-screen instructions to complete the installation process.

The Windows 10 error code 0xc000021a can be frustrating and disruptive, but with these five proven solutions, you can troubleshoot and fix the issue. Whether you choose to use system restore, the Last Known Good Configuration, update or rollback drivers, run CHKDSK, or perform a clean install of Windows, make sure to back up your data and follow the instructions carefully. With a little patience and effort, you can get your computer back up and running smoothly.

In conclusion, the Windows 10 error code 0xc000021a can be a frustrating issue to deal with, but it’s not impossible to fix. By following the five proven solutions we’ve outlined in this post, you can troubleshoot and resolve the error code quickly and efficiently. Remember to always back up your data before attempting any fixes, and if you’re not comfortable with any of the solutions, seek professional help. With these tips, you can get your computer up and running smoothly once again.

You Might Also Like

Effortlessly Transform Text Cases in Word: Quick Tips and Tricks

Step-by-Step Guide: How to Easily Insert Equations in Word

How to Create Bookmarks in Word Document: A Step-by-Step Guide

Effortless Table Insertion: Quick Ways to Add Tables in Word

Step-by-Step Guide: How to Insert Page Numbers in Word Easily

TAGGED: windows errors, windows fixes, windows how to, windows laptop error
Share This Article
Facebook Twitter Pinterest Whatsapp Whatsapp Reddit Telegram Email Copy Link Print
Previous Article Ultimate Guide: Fixing Windows 10 Error Code 0xc0000034 in Easy Steps Ultimate Guide: Fixing Windows 10 Error Code 0xc0000034 in Easy Steps
Next Article Troubleshooting Guide: How to Fix Windows 10 Error Code 0x80070020 Troubleshooting Guide: How to Fix Windows 10 Error Code 0x80070020

Updated Today

Effortlessly Adjust Font Size in Word: Quick Tips and Tricks
Effortlessly Adjust Font Size in Word: Quick Tips and Tricks
How To Microsoft Word document
Step-by-Step Guide: How to Easily Insert a Video into Your Word Document
Step-by-Step Guide: How to Easily Insert a Video into Your Word Document
How To Microsoft Word document
Step-by-Step Guide: How to Insert Page Numbers in Word Easily
Step-by-Step Guide: How to Insert Page Numbers in Word Easily
How To Microsoft Word document
Effortless Table Insertion: Quick Ways to Add Tables in Word
Effortless Table Insertion: Quick Ways to Add Tables in Word
How To Microsoft Word document

Trending

Learn how to use the Microsoft word document
Learn how to use the Microsoft word document
Explain Microsoft
Apple M1 VS M2 Comparison - Features and Specs
Apple M1 VS M2 Comparison – Features and Specs
Apple Mac
How to View Blurred Text on Websites?
How to View Blurred Text on Websites?
How To
Notify Anyway: What does it mean on iPhone?  
Notify Anyway: What does it mean on iPhone?  
What iPhone
Are smart door locks worth it?
Are smart door locks worth it?
SmartHome
How to Turn Off Open to Work Feature on LinkedIn?
How to Turn Off Open to Work Feature on LinkedIn?
How To

People Also Ask For

Effortlessly Transform Text Cases in Word: Quick Tips and Tricks
How To

Effortlessly Transform Text Cases in Word: Quick Tips and Tricks

Bobby Pulse Bobby Pulse May 15, 2023
Step-by-Step Guide: How to Easily Insert Equations in Word
How To

Step-by-Step Guide: How to Easily Insert Equations in Word

Bobby Pulse Bobby Pulse May 15, 2023
How to Create Bookmarks in Word Document: A Step-by-Step Guide
How To

How to Create Bookmarks in Word Document: A Step-by-Step Guide

Bobby Pulse Bobby Pulse May 15, 2023
Effortless Table Insertion: Quick Ways to Add Tables in Word
How To

Effortless Table Insertion: Quick Ways to Add Tables in Word

Bobby Pulse Bobby Pulse May 15, 2023
Step-by-Step Guide: How to Insert Page Numbers in Word Easily
How To

Step-by-Step Guide: How to Insert Page Numbers in Word Easily

Bobby Pulse Bobby Pulse May 15, 2023
Step-by-Step Guide: How to Easily Insert a Video into Your Word Document
How To

Step-by-Step Guide: How to Easily Insert a Video into Your Word Document

Bobby Pulse Bobby Pulse May 15, 2023
Effortlessly Adjust Font Size in Word: Quick Tips and Tricks
How To

Effortlessly Adjust Font Size in Word: Quick Tips and Tricks

Bobby Pulse Bobby Pulse May 15, 2023
Mastering Word Formatting: Quick and Easy Tips for Bold, Italic, and Underlined Text
How To

Mastering Word Formatting: Quick and Easy Tips for Bold, Italic, and Underlined Text

Bobby Pulse Bobby Pulse May 15, 2023
Effortless Ways to Insert Special Characters and Symbols in Word: Quick Tips and Tricks
How To

Effortless Ways to Insert Special Characters and Symbols in Word: Quick Tips and Tricks

Bobby Pulse Bobby Pulse May 15, 2023
Table vs. Grid in Word: Understanding the Key Differences
How To

Table vs. Grid in Word: Understanding the Key Differences

Bobby Pulse Bobby Pulse May 15, 2023
How to Customize Default Margins in Word: A Step-by-Step Guide
How To

How to Customize Default Margins in Word: A Step-by-Step Guide

Bobby Pulse Bobby Pulse May 15, 2023
Effortless Line Numbering in Word: Quick Tips to Add or Remove
How To

Effortless Line Numbering in Word: Quick Tips to Add or Remove

Bobby Pulse Bobby Pulse May 15, 2023
Show More
HalfofTheHalfofThe
Follow US
2023. All Rights Reserved by Halfofthe. “As an Amazon Associate we earn from qualifying purchases.”
  • About Us
  • Contact Us
  • Cookie Policy
  • Privacy Policy
  • Terms and Conditions
Welcome Back!

Sign in to your account

Lost your password?