“Application has been blocked from accessing graphics hardware” Error on Windows 10 [Solved]

More and more users reported that when they try to play online games on Windows 10, such an error occurs on edge:
Application has been blocked from accessing graphics hardware

If you also encounter the error, this guide is for you. Here we will tell you the tried-and-true fix for the error to you. Just read on and follows the steps to get rid of the error.


Fix 1. Run System File Checker and DISM commands

Fix 2. Reinstall your display driver

Fix 1. Run System File Checker and DISM commands

System File Checker and Deployment Imaging and Servicing Management (DISM) tools can help you to fix any possible file corruption. 

1）
Pressing Windows logo key + X key together to open quick access menu.
Then click Command Prompt (Admin).
Click YES when prompted by User Account Control.

 

2)
In command prompt window, type sfc /scannow and hit Enter.
Wait for the scanning till 100% complete.

3)
Type DISM.exe /Online /Cleanup-image /Scanhealth and hit Enter.
After it’s done, continue to type DISM.exe /Online /Cleanup-image /Restorehealth and hit Enter.

Note：Please pay attention to the blank before each /.

4)
When it’s done, reboot your Windows 10 and run your game software.
Check whether Application has been blocked from accessing graphics hardware pops up.

Fix 2. Reinstall your display driver

Application has been blocked from accessing graphics hardware error is commonly being caused by driver issues. The steps above may resolve it, but if they don’t, make sure to reinstall your display driver.

Step 1. Uninstall display driver

1)
Press Windows key + X key together to open quick-access menu.
Then click Device Manager to open it.

2)
Find and right-click on your display driver under Display adapters dialog.
Then click Uninstall.



3)
Check on Delete the driver software for this device.
Then click OK.

Step 2. install latest display driver

If you’re a computer novice and have no idea how to update your 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.

You can update your drivers automatically with either the FREE or the Pro version of Driver Easy. But with the Pro version it takes just 2 clicks (and you get full support and a 30-day money back guarantee):

1) Download and install Driver Easy.

2) Run Driver Easy and click Scan Now button. Driver Easy will then scan your computer and detect any problem drivers.

3) Click the Update button next to a flagged display driver to automatically download and install the correct version of this driver (you can do this with the FREE version). 
Or click Update All to automatically download and install the correct version of all the drivers that are missing or out of date on your system (this requires the Pro version – you’ll be prompted to upgrade when you click Update All).

Hope you can get rid of the error now.