Top Fixes for dxgmms2.sys Blue Screen Error on Windows

Jul. 15, 2025 / Updated by Seraphina to Windows 10

dxgmms2-sys-blue-screen-on-windows-fixes

While using Windows 10 or 11, some users may encounter a blue screen error related to dxgmms2.sys.

Often accompanied by messages like "SYSTEM_THREAD_EXCEPTION_NOT_HANDLED" or "VIDEO_TDR_FAILURE".

This error can cause frequent system restarts, data loss, and even prevent the computer from booting properly. This article analyzes the common causes of the dxgmms2.sys blue screen and offers multiple effective solutions to restore your system's stability.

1. What is dxgmms2.sys?

dxgmms2.sys is a core component of the DirectX graphics kernel in Windows. It manages graphics rendering tasks within the system. Issues with this file are usually related to graphics drivers, memory errors, hardware compatibility, or system misconfigurations.

2. Symptoms of dxgmms2.sys Blue Screen Error

System crashes with a blue screen referencing dxgmms2.sys
Blue screen occurs during gaming or when running graphically demanding applications
Error message like "VIDEO_TDR_FAILURE (dxgmms2.sys)"
Display driver frequently crashes or fails to load
System experiences lag, black screens, or freezes

3. Common Causes of the Error

Faulty, outdated, or incompatible graphics drivers
Driver conflicts after Windows updates
Corrupt DirectX components
Hardware issues (GPU or RAM)
Improper overclocking settings
Conflicts caused by third-party software or security tools

4. Solutions to Fix dxgmms2.sys Blue Screen

Method 1: Update Graphics Drivers

Faulty drivers are the primary cause of this error. It's recommended to use Driver Talent, a driver management tool that scans for missing or problematic drivers and updates them with one click.

Download Driver Talent

Download and install the latest version of Driver Talent.
Launch the program and click "Scan" to detect driver issues.
Locate the graphics driver in the results list and click "Update".

driver-update

Reboot your PC after the update to apply changes.

Method 2: Run System File Checker (SFC)

Open Command Prompt as Administrator.

Type the following and press Enter: sfc /scannow

run-system-file-checker

Wait for the scan and repair process to finish, then restart your computer.

Method 3: Reinstall or Repair DirectX

Visit the official Microsoft website and download the "DirectX End-User Runtime Web Installer".

download-DirectX-End-User-Runtime

Install it and restart your PC.

Use the dxdiag tool (press Win + R, type "dxdiag") to verify your DirectX version and graphics status.

Method 4: Disable Hardware Acceleration

Some system setups may experience issues with hardware acceleration:

Go to Settings > System > Display.
Click "Graphics Settings".
Choose the app you want to configure and select "Power Saving".

You can also disable hardware acceleration in browsers like Chrome or Edge via their settings.

Method 5: Check RAM and Hardware Health

Press Win + R, type "mdsched.exe", and hit Enter.

Choose "Restart now and check for problems (recommended)".

run-windows-memory-diagnostic-tool

Physically inspect RAM and GPU for proper seating, dust, or overheating.

Ensure all fans are working and the case is clean.

Method 6: Disable Fast Startup

Open Control Panel > Power Options > Choose what the power buttons do.

Click "Change settings that are currently unavailable".

Uncheck "Turn on fast startup (recommended)".

disable-fast-startup

Save changes and restart your PC.

Method 7: Uninstall Problematic Windows Updates

Go to Settings > Update & Security > Windows Update > View update history.

Click "Uninstall updates", and remove recent patches that may have caused the issue.

5. Frequently Asked Questions (FAQ)

Q1: What if I can't boot into Windows after a blue screen?

A: Press F8 during startup or use the Windows Recovery Environment to boot into Safe Mode for troubleshooting.

Q2: What if updating drivers doesn't fix the issue?

A: Try rolling back to a previous driver version, or uninstall and reinstall the GPU driver in Safe Mode.

Q3: Is dxgmms2.sys error related to hardware failure?

A: If the problem persists after all software fixes, it may indicate GPU or RAM hardware issues. Consider professional repair or replacement.