If you've encountered the or VAN9001 error codes when launching Valorant on Windows 11, you're not alone. These errors signify that Riot Games' anti-cheat system, Vanguard , requires both UEFI Secure Boot and TPM 2.0 to be enabled to verify that your system is a "trusted environment".
Secure Boot is usually disabled by default on custom-built PCs. valorant uefi secure boot
Since , Riot Games made Secure Boot a mandatory requirement for Valorant’s anti-cheat system, Vanguard . This isn’t a bug—it’s a deliberate security upgrade. Here’s everything you need to know, from why it matters to step-by-step fixes. If you've encountered the or VAN9001 error codes
If you’ve tried launching Valorant recently and been greeted by the dreaded or “This build of Vanguard requires Secure Boot to be enabled” error, you’re not alone. Since , Riot Games made Secure Boot a
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