How to fix MACHINE_CHECK_EXCEPTION BSoD error in Windows 11/10

What is MACHINE_CHECK_EXCEPTION error

MACHINE_CHECK_EXCEPTION is a critical error that results in a Blue Screen of Death (BSoD) on Windows 11 and Windows 10 systems. This error indicates a fatal system error caused by hardware malfunctions or system-level issues that the operating system cannot overcome. Common causes include defective hardware components like the CPU, memory modules, or hard drives. It can also be triggered by overheating, power supply problems, or incorrect system settings. Outdated or corrupted drivers, particularly those related to critical hardware components, may contribute to this error. Additionally, overclocking hardware beyond recommended specifications can lead to instability and cause this exception. The error is a protective measure to prevent hardware damage by halting all operations. Users may experience sudden system crashes, loss of unsaved data, and repeated restarts when this error occurs. Understanding the underlying causes is essential for effective troubleshooting and preventing future occurrences. Ignoring this error can result in persistent system instability and potential hardware failure over time.

Possible Solutions

1. Check for Hardware Issues

Investigate potential hardware problems that may be causing the error:

• Ensure all internal components are properly seated and connected.
• Clean any dust from inside the case to prevent overheating.
• Run hardware diagnostics to test RAM, CPU, and hard drives.

2. Update System Drivers

Updating drivers can resolve conflicts and improve system stability:

1. Press Windows + X and select Device Manager.
2. Expand each hardware category, right-click on devices, and choose Update driver.
3. Select Search automatically for updated driver software.

Updating each driver manually is time- and energy-consuming. If you are willing to save it and update drivers faster, we recommend using a special utility called Driver Booster from IObit. It has broad databases of drivers for all of the devices you need to maintain your PC. You can download it using the button below.

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3. Disable Overclocking

Return hardware settings to default to eliminate overclocking issues:

• Restart your computer and enter the BIOS/UEFI settings.
• Locate the overclocking settings and reset them to default.
• Save changes and exit the BIOS/UEFI setup.

4. Perform a System File Check

Repair corrupted system files that may be causing the error:

1. Open Command Prompt as an administrator.
2. Type sfc /scannow and press Enter.
3. Allow the scan to complete and follow any repair instructions.

5. Update BIOS/UEFI Firmware

An outdated BIOS/UEFI can lead to hardware incompatibilities:

• Check your motherboard manufacturer’s website for updates.
• Download the latest BIOS/UEFI firmware for your model.
• Follow the manufacturer’s instructions to update safely.

6. Scan for Malware

Eliminate any malicious software that may interfere with system operations:

1. Install trusted antivirus software if not already installed.
2. Run a full system scan to detect and remove malware.
3. Restart your computer after the malware removal process.

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7. Restore System to a Previous State

Use System Restore to revert recent changes that may have caused the error:

1. Press Windows + R, type rstrui.exe, and press Enter.
2. Select a restore point dated before the issue began.
3. Follow the prompts to restore your system.

8. Check for Windows Updates

Ensure your system has the latest patches and updates:

• Go to Settings > Update & Security > Windows Update.
• Click on Check for updates.
• Install any available updates and restart your computer.

9. Test Power Supply Unit (PSU)

A faulty PSU can cause hardware components to malfunction:

• Ensure the PSU is delivering adequate power to all components.
• Consider testing with a multimeter or replacing the PSU temporarily.

10. Reinstall Windows

If all else fails, a clean installation of Windows may resolve persistent issues:

• Backup all important data to an external source.
• Create installation media using the Windows Media Creation Tool.
• Boot from the installation media and follow the steps to reinstall Windows.