diff --git a/windows/threat-protection/windows-defender-atp/get-actor-information-windows-defender-advanced-threat-protection.md b/windows/threat-protection/windows-defender-atp/get-actor-information-windows-defender-advanced-threat-protection.md
index c238793bde..fbb753c8ba 100644
--- a/windows/threat-protection/windows-defender-atp/get-actor-information-windows-defender-advanced-threat-protection.md
+++ b/windows/threat-protection/windows-defender-atp/get-actor-information-windows-defender-advanced-threat-protection.md
@@ -13,7 +13,7 @@ ms.localizationpriority: high
 ms.date: 09/01.2017
 ---
 
-# Get Actor Information 
+# Get actor information 
 Retrieves an actor information report. 
 
 ## Permissions
diff --git a/windows/threat-protection/windows-defender-atp/supported-apis-windows-defender-advanced-threat-protection.md b/windows/threat-protection/windows-defender-atp/supported-apis-windows-defender-advanced-threat-protection.md
index 2da3255a14..a35f3cf290 100644
--- a/windows/threat-protection/windows-defender-atp/supported-apis-windows-defender-advanced-threat-protection.md
+++ b/windows/threat-protection/windows-defender-atp/supported-apis-windows-defender-advanced-threat-protection.md
@@ -23,3 +23,13 @@ ms.date: 09/01.2017
 - Windows 10 Pro Education
 - Windows Defender Advanced Threat Protection (Windows Defender ATP)
 
+Windows Defender ATP supports the following entities where you can run API calls on:
+
+- Actor
+- Alerts
+- Domain
+- File
+- IP
+- Machines
+- User
+