Riot Vanguard Error Code VAN 6: How to Fix It

Medium 15-45 minutes Medium Severity Verified June 2026
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Error Code
VAN 6
Brand
Riot Vanguard
Product Type
game
Severity
Medium
DIY Difficulty
Medium
Estimated Fix Time
15-45 minutes
Riot Vanguard error code VAN 6 occurs when the anti-cheat system fails to initialize properly, preventing you from launching Valorant or other Riot games. This error typically appears after system updates, driver changes, or when Vanguard encounters conflicts with other software.
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Tools You'll Need

How to Fix Error Code VAN 6

  1. Close all Riot games and processes

  2. Restart Riot Vanguard service

  3. Restart your computer

    Make sure to save any open work before restarting

  4. Run Riot Client as administrator

  5. Check Windows updates

  6. Uninstall and reinstall Riot Vanguard

    You will need to restart your computer after Vanguard reinstallation

  7. Disable conflicting software temporarily

    Only disable security software temporarily and re-enable it after testing

  8. Check TPM and Secure Boot settings

    Only modify BIOS settings if you're comfortable doing so - incorrect changes can prevent your computer from booting
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When to Call a Professional

Contact Riot Games support if the error persists after trying all steps, especially if you're experiencing hardware compatibility issues or BIOS/UEFI configuration problems. Professional help may be needed for complex system conflicts or if you're uncomfortable modifying BIOS settings.

Frequently Asked Questions

What causes Riot Vanguard error VAN 6?
VAN 6 error is caused when Riot Vanguard anti-cheat fails to initialize properly. Common causes include system updates, driver conflicts, disabled Windows security features (TPM/Secure Boot), or interference from other security software.
Will restarting my computer fix VAN 6 error?
Yes, restarting your computer often fixes VAN 6 error because it allows Vanguard to initialize properly during the boot process. This is usually the first and most effective solution to try.
Do I need to reinstall Valorant to fix VAN 6?
No, you typically don't need to reinstall Valorant. The issue is with Vanguard initialization, not the game itself. Uninstalling and reinstalling just Riot Vanguard through the Control Panel is usually sufficient.
Can antivirus software cause VAN 6 error?
Yes, aggressive antivirus software or other anti-cheat programs can interfere with Vanguard initialization and cause VAN 6 error. Try temporarily disabling such software to test if they're causing the conflict.
Why does VAN 6 error appear after Windows updates?
Windows updates can sometimes change system settings, disable required security features like TPM or Secure Boot, or update drivers that conflict with Vanguard. The anti-cheat system is sensitive to these system changes.

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