diff --git a/windows/security/threat-protection/index.md b/windows/security/threat-protection/index.md
index 88ac6667fb..95b12af4bf 100644
--- a/windows/security/threat-protection/index.md
+++ b/windows/security/threat-protection/index.md
@@ -17,6 +17,10 @@ ms.topic: conceptual
 ---
 
 # Threat Protection
+**Applies to:**
+- [Microsoft Defender for Endpoint](https://go.microsoft.com/fwlink/p/?linkid=2146631)
+- [Microsoft 365 Defender](https://go.microsoft.com/fwlink/?linkid=2118804)
+
 [Microsoft Defender for Endpoint](https://docs.microsoft.com/windows/security/threat-protection/microsoft-defender-atp/microsoft-defender-advanced-threat-protection) is a unified platform for preventative protection, post-breach detection, automated investigation, and response. Defender for Endpoint protects endpoints from cyber threats, detects advanced attacks and data breaches, automates security incidents, and improves security posture.
 
 > [!TIP]