What causes the Val.sys blue screen in Valorant?

The Vgk.sys error message appears when Windows crashes into a Blue Screen of Death issue when starting the Valorant game. The Vgk.sys is a component of the Vanguard AntiCheat system by Riot, incorporated into the game. Furthermore, the Valorant Blue Screen on launch error can be due to many underlying issues affecting the game and your system. Some are:

Issues with Valorant game files – Some files may be corrupted or missing, causing Valorant’s Vanguard errors and resulting in the Vgk.sys BSOD issue. Outdated Valorant game – If you don’t update your game regularly, this may cause serious issues. Third-party programs interference – A conflict with Corsair Unity Engine software and its driver, CorsairVBusDriver.sys may cause the Vgk.sys BSOD issue. Disabling it may fix the problem right away.

Other factors can cause the error and vary in different computers. Nevertheless, we’ll take you through some fixes to get your game running again.

How do I fix Valorant Vgk Sys?

We recommend you go through the following preliminary checks before trying any fixes for the error:

Turn off background apps running on your PC. Temporarily disable your third-party antivirus software. Restart your PC and check if the Vgk.sys Blue Screen persists.

If the issue continues, and the Valorant Vgk.sys error persists, proceed with the solutions below to fix it.

1. Restart Windows in Safe Mode

Restarting Windows in Safe Mode will stop programs from starting automatically when the system boots. It will prevent the program from causing the Vgk.sys error from starting when launching your game. Read our guide on how to fix the Safe Mode not working on Windows 11 if you run into any trouble with this solution. SPONSORED

2. Restart the Riot client on your PC

Ending tasks for Ruot Vanguard will refresh its processes and stop every background activity affecting its functionality. Read about the shortcuts for accessing the Task Manager on your PC.

3. Repair Valorant game files

Repairing Valorant game files will repair corrupt or missing files causing issues with its processes and resolve the Vgk.sys error.

4. Run Valorant as administrator

Running Valorant as administrator allows it to run with full permissions and enough system resources. It can fix the Vgk.sys Blue Screen of Death issue.

5. Uninstall and reinstall Valorant

Also, we receive reports about the Valorant game not working on Windows 11, but our guide will help you fix this issue. Further, our readers may be interested in our guide on Valorant Win64 shipping exe error and some fixes to resolve it. Also, you can read about what to do if Valorant is not updating and launching your game on Windows 11. In conclusion, Vgk.sys blue screen in Valorant can be fixed by following all the solutions outlined in this guide. Do not hesitate to leave your questions or suggestions in the comments section.

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