1) Update All Device Drivers:
- First, you have to press Windows key + X to open the Power User menu and then click on the Device Manager option.
- In the Device Manager window, you have to expand each driver’s section and try to locate the driver that is indicated with a yellow exclamation mark.
- If you locate any drivers, you have to right-click on that driver and choose the Uninstall device. You have to click Uninstall again to confirm your action.
- If in case, if you don’t find any problematic drivers, you have to right-click on each driver and choose the Update Driver option.
- After that, restart your PC and make sure your error gets fixed.
2) Check for Windows Update:
- Open the Settings using this shortcut Windows key + I.
- After that, you have to click on Update & Security.
- It will open the Windows Update settings page.
- You have to click on Check for updates to view whether any updates are available.
- Then, you have to install all updates and wait until the process gets completed.
- If you get a message ‘Your device is up to date’, then you have to reboot your computer.
3) Uninstall Problematic Programs:
- Go to the Control panel.
- Then, choose the Uninstall a program under ‘Programs‘ and check the list of programs that are installed on your computer.
- Uninstall a program
- You just select and click the Uninstall button to uninstall the program that might cause the error.
- Then, you have to follow the on-screen instructions and then restart your system to check if the error still occurs.
4) Run System File Checker:
- First, you have to click the Windows key.
- Then, type ‘cmd’ in the search box. Then press Ctrl + Shift + Enter to open the Command Prompt with admin privileges.
- In the Command Prompt, you have to type the below and hit Enter.
sfc /scannow
- Now, the System File Checker will perform a scan and repair the damaged or corrupted system files.
- Once the scan gets done, restart your PC.
5) Verify Hard Drive:
- You have to open the Command Prompt with admin privileges.
- In the Command Prompt, you have to copy and paste the below command and hit Enter.
chkdsk /f
- Now, the scanning process of your hard disk will get started.
- Once it’s done, you will get a report if Windows located any violations.
6) Check for Memory Issues:
- If the above methods did not fix the error Win32kfull.sys, then it shows that the problem is in RAM. So, we have to check for memory issues with the use of the Windows Memory Diagnostics built-in tool.
- First, you have to make sure that you have saved your work and close any open programs.
- Then, you have to press the keyboard shortcut Windows key + R and then type ‘mdsched.exe‘ and click OK.
- You have to select the ‘Restart now and check for problems (recommended)’ option.
- Now, the computer will restart and fix the Windows memory issues so you will not get any error.
Reference Articles:
- https://answers.microsoft.com/en-us/windows/forum/windows_10-performance/systemserviceexception-win32kfullsys/a84467d3-b7a7-44c7-98ea-c6f14271f17c
- https://answers.microsoft.com/en-us/windows/forum/all/win32kfullsys-blue-screen-happens-very-irregularly/3f9936b0-b030-41f4-9f90-d2d516837fc5
- https://windowsjet.com/how-to-fix-win32kfull-sys-bsod-error-on-windows-10-4139/
Please feel free to let us know if you need further assistance.
============================================
If the Answer is helpful, please click "Accept Answer" and upvote it.
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.