_verified_: Vgk Driver

Launch the or Valorant . The launcher will automatically detect that Vanguard is missing, redownload the VGK driver, and prompt you for one final system restart. Step 3: Update Windows and Graphics Drivers

Restart your PC and enter your settings (usually by tapping Del , F2 , or F12 during boot). Navigate to the Security or Boot tab. Locate Secure Boot and set it to Enabled .

Then restart your computer. Some users have reported up to a 25% performance improvement and resolved BSODs after disabling VBS.

The VGK driver will occasionally block legitimate software if that software uses vulnerable or outdated kernel drivers. This frequently happens with hardware monitoring tools (like older versions of HWMonitor, CoreTemp, or RGB lighting software). Vgk Driver

System process shows sustained high usage even while idle.

The is an essential component for running Valorant securely. While its kernel-level operation ensures fair play, it can be sensitive to system conflicts. By ensuring your system is fully updated and reinstalling Vanguard when necessary, you can resolve most issues related to this driver.

Games like Valorant may refuse to launch, throwing errors such as or VAN 9003 . These errors usually indicate that Windows security features (like TPM 2.0 or Secure Boot) are turned off, preventing the VGK driver from validating your system's integrity. How to Fix VGK Driver Errors Launch the or Valorant

– Some users have solved BSODs by underclocking their P‑cores from 56x to 54x.

The most common fix is to reinstall the anti-cheat system to ensure all components are updated and uncorrupted. Go to in Windows. Find Riot Vanguard and click Uninstall . Restart your computer.

Windows system file corruption can interfere with Vgk.sys's ability to operate correctly. Navigate to the Security or Boot tab

If you play Valorant or League of Legends , you may occasionally encounter error codes related to Vanguard (such as VAN9001, VAN9003, or general connection errors) [2]. Here are the most effective ways to troubleshoot VGK driver problems: 1. Enable TPM 2.0 and Secure Boot

Restart your computer. Because the VGK driver only starts during the Windows boot sequence, simply closing and reopening the game client will not work. A full system reboot forces the driver to reinitialize. 2. Blue Screen of Death (BSOD) caused by vgk.sys