[FIX] Application has been blocked from accessing graphics hardware

[FIX] Application has been blocked from accessing graphics hardware

Method 1: Use Device Manager

This fix applies to the following Intel HD graphics card machines:

Intel HD Graphics 515, 520, 530 Graphics, Intel HD Graphics 5500 Graphics, 6000 Series (5th Generation), Intel Iris Pro 580 Graphics Card (6th Generation), Intel Iris Graphics 540 , 550 graphics card (6th generation), Intel Graphics Card Iris Pro Graphics 6200 (5th generation), Intel HD 4200, 4400, 4600, 5000, 5200 graphics card (4th generation), Intel graphics card Iris Pro 5200 (4th generation), Intel HD Graphics 5300 (Intel Core M Processor).

Step 1. You visit this website to get the updated display driver (with the same architecture).

Step 2. Next, use WinRAR or 7Zip to extract the downloaded file, then copy the extracted directory to therootsystem driveWindowsTemp.

Step 3. Open Device Manager by pressing Windows Key + X and selecting Device Manager from the list.

Step 4. In Device Manager, you specify the Display Adapter and right-click the monitor driver, and then click Update Driver Software.

The app has been blocked from Hardware Access

Step 5. Then, select Browse my computer for the software driver option, to move to step 6.

Step 6. Next, you click Let me choose a device driver list on my computer.

Step 7. At this step, select Yes button on the next screen.

Step 8. When the Install from Disk window appears, click Browse and navigate to <your system root drive>WindowsTemp folder where you extracted the folder you received in step 2.

Step 9. In this folder, open the Graphics subdirectory and select gdlh32.inf (for 32-bit version) or igdlh64.inf (for 64-bit version) then click Open.

Step 10. Now you just click Yes to start installing the driver.

Step 11. Once the driver has been installed successfully, you can exit Device Manager and restart your computer. After rebooting and checking whether the problem has been resolved.

Method 2: Use Registry Editor

This is an easy solution to help you fix a locked application from accessing graphics hardware on Windows 10. Using this method, you will increase the value of the registry corresponding to Timeout Detection and Recovery. GPU processing time can be increased. To do that, you do the following:

Step 1. First, open the Registry Editor by pressing Windows + R Key and typing regedit in the Run dialog box, then press Enter.

Step 2. In the left pane of Registry Editor, go to the following registry key:


Step 3. In the right pane of the GraphicsDrivers key, create a DWORD (32-bit registry value) named TdrDelay.

Step 4. Next, you double-click it to set its data value to 8 and press OK to save the changes.

Step 5. Now you exit the Registry Editor and reboot your computer.

Method 3: Run the Check System File and DISM command

If you want to fix an application that has been blocked from accessing graphics hardware errors in Windows 10, you can run System File Checker and the DISM command. To do that, you do the following:

Step 1. First, you launch the Command Prompt as Administrator.

Step 2. Now type sfc /scannow in the command prompt and hit Enter.

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Step 3. Next, type DISM.exe/Online/Cleanup-image/Scanhealth and type Enter.

Step 4. Then, type DISM.exe/Online/Cleanup-image/Restorehealth and press Enter.

Step 5. Finally, restart your computer and check whether the problem is resolved.