diff --git a/windows/security/threat-protection/windows-defender-system-guard/system-guard-secure-launch-and-smm-protection.md b/windows/security/threat-protection/windows-defender-system-guard/system-guard-secure-launch-and-smm-protection.md
index 929c7d815b..3302d06866 100644
--- a/windows/security/threat-protection/windows-defender-system-guard/system-guard-secure-launch-and-smm-protection.md
+++ b/windows/security/threat-protection/windows-defender-system-guard/system-guard-secure-launch-and-smm-protection.md
@@ -25,6 +25,9 @@ ms.topic: conceptual
 
 This topic explains how to configure [System Guard Secure Launch and System Management Mode (SMM) protection](system-guard-how-hardware-based-root-of-trust-helps-protect-windows.md) to improve the startup security of Windows 10 and Windows 11 devices. The information below is presented from a client perspective.
 
+> [!NOTE]
+> System Guard Secure Launch feature requires a supported processor. For more information, see [System requirements for System Guard](how-hardware-based-root-of-trust-helps-protect-windows#system-requirements-for-system-guard).
+
 ## How to enable System Guard Secure Launch
 
 You can enable System Guard Secure Launch by using any of these options: