Valorant Anti-Cheat Error: How to Fix It
Understanding the Error
Valorant players may encounter errors VAN9001 or VAN9003, indicating a problem with the game's anti-cheat system, Riot Vanguard. This can occur if Secure Boot or TPM 2.0 is disabled in Windows 11.
Solutions
To resolve this error, players should:
- Enable Secure Boot in BIOS settings.
- Enable TPM 2.0 in BIOS settings (if available).
- Restart the computer.
- If the error persists, try restarting Vanguard by killing its process in Task Manager and launching it again from the Windows menu.
Additional tips:
- Make sure your Windows 11 installation is up to date.
- Check for any pending BIOS updates.
- Disable any antivirus or firewall programs that may be interfering with Vanguard.
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