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van9003 error

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The van9003 error is a common issue encountered by Valorant players on Windows 11, triggered when the system's Secure Boot or TPM 2.0 settings are not properly enabled. This error stems from Riot Games' Vanguard anti-cheat system, which requires both features for optimal security. Troubleshooting typically involves accessing the UEFI/BIOS firmware settings to enable Secure Boot and confirm TPM 2.0 is active. Users may also need to check Windows 11 compatibility settings or perform a clean boot to resolve conflicts. The error is specific to gaming on Windows 11 and does not affect other applications or older Windows versions.
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    How to Fix Secure Boot and TPM 2.0 Errors in Valorant on Windows 11

    For gamers invested in competitive titles like Valorant, running into obscure system errors can be the ultimate frustration—especially when those errors are tied not to game performance, but to system-level security features like Secure Boot and TPM 2.0. Since the introduction of Windows 11...
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    • anti-cheat bios settings firmware game compatibility game error gaming gaming hardware gaming issues gaming performance gaming security hardware upgrade riot games rootkit secure boot secure boot grayed out security system compatibility tpm tpm 2.0 tpm activation uefi valorant valorant vanguard van9003 error vanguard anti-cheat windows 11 windows 11 gaming windows 11 requirements windows security windows troubleshooting
    • Replies: 1
    • Forum: Windows News
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