8 Ways to Overcome Application Has Been Blocked From Accessing Graphics Hardware

 If Windows won't allow apps to access your graphics hardware, here's how to fix it.

When you are playing your favorite game on Windows and suddenly the error message "Application has been blocked from accessing graphics hardware" appears. Maybe you encountered the same error when running other software programs on your PC.

So, what is causing the error message "application has been blocked from accessing graphics hardware" and how to fix it? Usually, you will encounter this error when the device has an incompatible display driver. However, there are several other causes for this problem, and We will discuss them in detail.

1. Run the Application With Administrator Rights

One of the best ways to solve the error application has been blocked from accessing graphics hardware is to run problematic applications with administrator rights.

When you do this, the program will now have access to several features, including the graphics hardware. To run an application with administrator privileges, right click on the application and select Run as administrator.

2. Customize Graphics Performance Preferences For Affected Applications

If this problem only exists in certain games or applications, then setting the graphics performance preference can help you solve the problem.

These settings are intended to provide better application performance or extend PC battery life. So here's how you can adjust the graphics performance preference for the problematic app:

Customize Graphics Performance Preferences For Affected Applications

1. Navigate to Win Start Menu > PC Settings > System > Display and select Graphics settings.

2. Next, search for the application by pressing the Browse button under the Choose an app to set preference option.

3. Select an application, then press the Add button. Follow the on screen instructions to complete the process.

3. Configure Application Mode Compatibility Settings

The error application has been blocked from accessing graphics hardware may appear if the application has the wrong compatibility mode setting. In this case, you can configure compatibility modes or run the compatibility troubleshooter.

So let's first see how you can configure the compatibility modes settings:

Configure Application Mode Compatibility Settings

1. Click Windows search bar and type the name of the target program.

2. Right click on the program and select Open target folder.

3. Next, right-click on the application file (.exe) and click Properties.

4. Navigate to the Compatibility tab.

5. Check the Run this program in compatibility mode for box.

6. Next, click on the drop-down menu under this option and select the relevant option. Click Apply and then click OK when you are done.

If the problem still persists, now you can try running the compatibility troubleshooter. Here's how:

Compatibility Troubleshooter

1. Navigate to the Compatibility tab according to the previous step.

2. Click the Run the compatibility troubleshooter button.

3. Select Troubleshoot program in the next window.

4. Check the relevant box based on the problem you are facing. Click Next when you are done.

5. Follow the on-screen instructions to complete the process.

4. Update or Reinstall Display Drivers

You may encounter the issue “application has been blocked from accessing graphics hardware” if your device has an incompatible or corrupted display driver. So, you guys can solve the problem by updating or reinstalling this driver. Let's see how to do it.

Device Manager Update Drivers

1. Press Win + X and select Device Manager from the options.

2. Double-click the Display adapters option to expand it.

3. Right click your PC display adapter and select Update driver.

4. Select Search automatically for updated driver software in the next window. Finally, follow the on-screen instructions to complete the process.

If the problem persists, reinstall the Display adapters by following these steps:

Reinstall Device Manager Drivers

1. Open Device Manager and Display adapter according to the previous step.

2. Right-click Display adapter and select Uninstall device.

3. Finally, navigate to the Action tab and select Scan for hardware changes.

4. When the scan is complete, restart your PC to save these changes.

5. Run the Windows Hardware and Devices Troubleshooter

Windows has several troubleshooting tools that can help you solve system related problems. In this case, using the Hardware and Devices troubleshooter might be able to help you solve the error application has been blocked from accessing graphics hardware. Here are the steps for using it.

Run the Windows Hardware and Devices Troubleshooter

1. Press Win + R to launch the Run command dialog box.

2. Type cmd to open Command Prompt.

3. In Command Prompt type msdt.exe -id DeviceDiagnostic.

4. Follow the on-screen instructions to complete the process.

6. Use System Restore Point

If the application has been blocked from accessing graphics hardware error started showing up recently, then a System Restore point can help.

In this case, System Restore will restore your PC to a previous state and eliminate any issues. So, if you have created a restore point on your PC, here's how to use it to solve this error:

Use System Restore Point

1. Type Create a Restore Point in the Windows search bar and select the most suitable.

2. Navigate to the System Protection tab.

3. Click System Restore and press Next.

4. Select Show more restore points.

5. Select the restore point you want and click Next.

6. Click Finish and wait for the process to finish.

7. Configure Settings in the Registry Editor

Configuring some settings in the Registry Editor is one of the best ways to solve the problem of application has been blocked accessing graphics hardware. However, be careful not to change or delete the wrong key in the process. To avoid any issues, back up the Registry before editing it.

Now, to solve this problem, We will configure a TDR (Timeout Detection and Recovery) key. The TDR feature detects response issues from the graphics card and resolves them by resetting the card. If there is no response from the graphics card within a certain period of time, the device will automatically reset the graphics card. Now, let's use the Registry Editor to set the TDR (Timeout Detection and Recovery) values:

Configure Settings In Registry Editor

1. Press Win + R to launch the Run command dialog box.

2. Type Regedit and press Enter to open Registry Editor.

3. Navigate to HKEY_LOCAL_MACHINE > SYSTEM > ControlSet001 > Control > GraphicsDrivers.

4. Right-click anywhere on the right pane and select New > DWORD (32-bit) Value.

5. Name the new value as TdrDelay and press Enter. Next, double-click the TdrDelay value and change the Value data to 8.

6. Restart your PC to save these changes. If the problem lies with the graphics card, then the TDR feature should solve the problem by resetting the card.

8. Device Update

If all else fails, you may have to update your PC. Once your device is updated, you should be able to fix this and other system issues. Here's how to update Windows devices:

Device Updates

1. Navigate to Win Start Menu > PC Settings > Update and Security and select the Windows Update option.

2. Next, click the Check for updates button and follow the on-screen instructions to complete the process.

Conclusion

So those are some ways to deal with an application that has been blocked from accessing graphics hardware. This error is really annoying. However, to get rid of the problem, it is quite easy. You only need to apply one of the fixes that the admin has explained above.

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That's all for the article 8 Ways to Overcome Application Has Been Blocked From Accessing Graphics Hardware. Look forward to other interesting articles and don't forget to share this article with your friends. Thank you…

Resa Risyan

Just an ordinary person who wants to share a little knowledge, hopefully the knowledge I provide can be useful for all of us. Keep in mind! Useful knowledge is an investment in the afterlife.