Fixing the 'Blue Screen of Death' Error Code 0xC000021A in Windows 10 and 8 - Complete Guide
Guide to Overcome Unforeseen Kernel Errors Causing BSOD in Windows 10 – Fixed
If you’re in the middle of your work, suddenly your Windows 10 computer turns into a blue screen, and shows youUNEXPECTED_KERNEL_MODE_TRAP error, you would be very annoyed and frustrated. But don’t panic, you won’t be stuck with it forever. You CAN fix it with this guide. Read on to find how…
Try these fixes
Here are 5 fixes you can fix this problem, ordered by likely effectiveness. You may not need to try them all.; just work your way down the list until you find the one that works for you.
- Update all your available drivers
- Run Memory Diagnostics
- Run System File Checker
- Check for Windows Update
- Repair corrupted system files
You’ll need to log into Windows 10 on your affected computer to try the following fixes. If you’re having trouble restarting your computer,boot it into Safe Mode and then try the following fixes.
Fix 1: Update all your available drivers
Most of the time, the UNEXPECTED_KERNEL_MODE_TRAP error is caused by incompatible, faulty or outdated drivers. So you should update your available device drivers to see if it fixes your problem.
Whether you choose to update the device drivers manually, using Windows Update, or you use a trusted third party product, it’s essential that you have the latest correct device drivers for your operating system at all times.
If you’re not comfortable playing with device drivers, we recommend using Driver Easy . It’s a tool that detects, downloads and (if you go Pro) installs any driver updates your computer needs.
To update your drivers with Driver Easy, just click the Scan Now button, then when it lists the drivers you need to update, click Update . The correct drivers will be downloaded, and you can install them – either manually through Windows or all automatically with Driver Easy Pro .
Fix 2: Run Memory Diagnostics
Memory corruption can also cause such blue screen error. You can run memory diagnostics to fix it.
- On your keyboard, press the Windows logo key +R together to invoke the Run box.
- Typemdsched.exe and press Enter.
- ClickRestart now and check for problems(recommended) .
4. Now Windows will check the memory automatically. Wait till the testing 100% completes.
After the testing, Windows will restart automatically.
Fix 3: Run System File Checker
The missing or corrupted system file can always cause blue screen error. Run System File Checker to scan and repair the missing or corrupted system files when UNEXPECTED_KERNEL_MODE_TRAP appears.
- On your keyboard, press the Windows logo key +X together to open the quick-access menu.
- ClickCommand Prompt (Admin) .
- ClickYes when prompted by User Account Control.
4. Typesfc /scannow in the open command prompt window and pressEnter . Wait till verification 100% complete.
Fix 4: Check for Windows Update
Either hardware or software issues can lead to blue screen error. And Windows updates can address security flaws and bugs related to both hardware and software. So make sure you’ve install all the new Windows 10 updates to keep your Windows 10 healthy, stable and away from blue screen error.
Here’s how you can check for Windows Update
- TypeWindows Update in the box. ClickCheck for updates on the top result.
- ClickCheck for updates on the right pane of the pop-up window.
Go on to follow the on-screen instructions to install the updates.
Fix 5: Repair corrupted system files
Missing, corrupt, or damaged system files may be the culprit for the UNEXPECTED KERNEL MODE TRAP BSOD error. To eliminate this issue as a possible cause, you can try the 2 ways below to repair possible system file issues.
Repair & replace corrupt system files with Fortect
The issue could be caused by corrupt system files.Fortect is a tool that specializes in Windows repairing and fixing corrupt files automatically.
WithFortect , the preliminary will scan your computer’s operating system for viruses, malware, and missing, damaged, or corrupt files, then it removes all problematic files found and replaces them with new healthy files. It’s like a clean reinstall of your operating system, except that you won’t lose any user data, and all programs, and settings are exactly as they are before the repair.
Here’s how to use Fortect to repair system files on your PC:
Download and install Fortect.
Fire up Fortect and run a free scan.
Once finished, Fortect will generate a detailed report of your computer health, which includes all issues detected.
To fix all the issues automatically, click Start Repair (You’ll need to purchase the full version. It comes with a 60-day Money-Back Guarantee so you can refund anytime if Fortect doesn’t fix your problem).
If you run into any problems while using Fortect, or if it doesn’t work for you, don’t hesitate to contact Fortect support team .
Restart your computer for the changes to take effect.
Check your computer to see if the issue is fixed.
Run SFC scan
System File Checker (SFC ) is a handy feature in Windows that helps scan your system files and repair missing or corrupted system files(including those related to BSOD ). To run the SFC scan :
- On your keyboard, press theWindows logo key and type cmd. Then right-click on Command Prompt and click Run as administrator .
ClickYes when prompted to confirm.
In the command prompt window, typesfc /scannow and press Enter .
It’ll take some time for the SFC to replace the corrupted system files with new ones if it detects any, so please be patient.
Restart your computer for the changes to take effect.
Check your computer to see if the problem has been fixed.
That’s all there is to it.
Please feel free to comment below if you have any questions, thanks.
Also read:
- [New] VideoSnatch Quality Inspector for 2024
- [Updated] 2024 Approved Direct Data Delivery Fast File Pathways to Desktop
- [Updated] 2024 Approved Expert Analysis The Leading Mac Screenshots & Recorders Ranked
- [Updated] In-Depth Analysis of Yuneec's Typhoon H Drone Technology
- 5 Ways to Reset Tecno Camon 30 Pro 5G Without Volume Buttons | Dr.fone
- Bypass Device Driver Glitches and Unstick Your Windows 11 Threads Easily
- Discover Surprising Insights: Can Your Children Identify These Top 10 Obsolete Devices?
- Does iTools virtual location not work On Apple iPhone 15 Pro/iPad? | Dr.fone
- Extend Your iPhone's Lifespan: Effective Solutions for Boosting Battery Performance
- Fixing the 'Page Fault' Error for a Smooth Windows 11 Experience
- How To Identify and Correct Deadly Errors in Windows 11 Systems Easily [SOLVED]
- How to Reinstall Qualcomm Atheros Wireless Network Adapter Driver
- Solution Steps for the Deadly Critical Process BSOD Mishap on Windows 11 Computers
- Step-by-Step Fix for the Notorious Bad Pool Header Problem in Windows [TUTORIAL]
- Unraveling the Mystery of Permanent BSOD: Mastery over Corrective WHEA Mishaps
- Windows 11 Troubleshooting Guide: Overcoming CRITICAL SERVICE BSOD Errors Successfully
- Title: Fixing the 'Blue Screen of Death' Error Code 0xC000021A in Windows 10 and 8 - Complete Guide
- Author: Brian
- Created at : 2024-10-29 07:29:59
- Updated at : 2024-11-03 17:05:21
- Link: https://blue-screen-error.techidaily.com/fixing-the-blue-screen-of-death-error-code-0xc000021a-in-windows-10-and-8-complete-guide/
- License: This work is licensed under CC BY-NC-SA 4.0.