How to Fix “Application has been Blocked from Accessing Graphics Hardware” on Windows 10

How to Fix “Application has been Blocked from Accessing Graphics Hardware” on Windows 10

/ Shayne Sherman

If you are here reading this article, you must be really frustrated because you cannot use your computer properly.

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Windows 10
System Information
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For some unknown reason, Windows has blocked programs specially games from accessing the Graphics card. Without graphics card you simply can’t play games.

Lucky for you this error can be fixed easily by following simple steps.

Method 1: Reinstall / Update your Drivers

Step 1: Press Windows key + S and search for Control Panel

Step 2: Open Control Panel

Control Panel

Step 3: Click on Program and features

Programs and Features

Step 4: Find your graphics card driver and uninstall it

Radeon Software for AMD and NVIDIA GeForce Experience for NVIDIA

Step 5: Go to the graphics card manufacturer’s website and download their latest drivers

Download GeForce Experience

Download AMD

Step 6: Wait for the download to finish and install it

Step 7: Follow the installation wizard

After installation, restart your computer and check if the problem is resolved.

If the program still cannot access the Graphics card after installing the new drivers, go to the next method below.

Method 2: Run System Maintenance

Step 1: Press on Windows Key + R and type msdt.exe -id MaintenanceDiagnostic

Step 2: Click Ok

msdt.exe -id MaintenanceDiagnostic

Step 3: Click next

Next button

Step 4: Wait for the troubleshooter to finish. Once the troubleshooter is finished applying changes on your computer, restart your computer and check if the issue is resolved.

Method 3: Run Hardware Device Troubleshooter

Step 1: Press on Windows key + S and search for Troubleshooting

Step 2: Open troubleshoot settings

Open Troubleshoot settings

Step 3: Now, Find Hardware and Devices

Step 4: Click on Run the Troubleshooter

Step 5: Follow the instructions on the Troubleshooting wizard

Restart your computer after the troubleshooter has finished changing configurations on your computer.

Method 4: Run SFC scan

Step 1: Press Windows key + X on your keyboard and select Command Prompt (Admin).

Command Prompt (Admin)

Step 2: When Command Prompt open, type “sfc /scannow” and press Enter.

sfc /scannow

Step 3: After the scan is finished a system message will appear. See the list below to guide you on what it means.

  • Windows Resource Protection did not find any integrity violations – This means your operating system doesn’t have any corrupted or missing files.
  • Windows Resource Protection could not perform the requested operation – The repair tool detected a problem during the scan and an offline scan is needed
  • Windows Resource Protection found corrupt files and successfully repaired them – This message will appear when the SFC was able to fix the problem it detected
  • Windows Resource Protection found corrupt files but was unable to fix some of them. – If this error occurs, you will need to repair the corrupted files manually. See the guide below.

**Try to run SFC scan two to three times to fix all the errors**

If your computer is still having issues, one of the following guides should help: second display not detected, how to sync settings in Windows 10, ethernet doesn’t have a valid IP, there was a problem resetting windows, unknown USB device (device descriptor request failed), and the laptop plugged in not charging repair guide.

Shayne Sherman
Meet the author

Shayne is an expert at all things Microsoft Windows and computer security. As a Windows user of over 30 years, he has been featured on Business Insider, Yahoo, Tech Republic, Hacker Noon, Techopedia, and many other publications. He also enjoys spending time with his family, including his English bulldog, Fergie as well as entertaining at his home theater.