diff --git a/windows/client-management/mdm/policy-csp-smartscreen.md b/windows/client-management/mdm/policy-csp-smartscreen.md
index 205d51bff6..83b2b4ee01 100644
--- a/windows/client-management/mdm/policy-csp-smartscreen.md
+++ b/windows/client-management/mdm/policy-csp-smartscreen.md
@@ -83,7 +83,7 @@ manager: dansimp
 Added in Windows 10, version 1703. Allows IT Admins to control whether users are allowed to install apps from places other than the Store.
 
 > [!Note]
-> This policy will block installation only while the device is online. To block offline installation too, **SmartScreen/PreventOverrideForFilesInShell** and **SmartScreen/EnableSmartScreenInShell** policies should also be enabled.
+> This policy will block installation only while the device is online. To block offline installation too, **SmartScreen/PreventOverrideForFilesInShell** and **SmartScreen/EnableSmartScreenInShell** policies should also be enabled.<p>This policy setting is intended to prevent malicious content from affecting your user's devices when downloading executable content from the internet.
 
 <!--/Description-->
 <!--ADMXMapped-->
diff --git a/windows/security/threat-protection/windows-defender-smartscreen/windows-defender-smartscreen-available-settings.md b/windows/security/threat-protection/windows-defender-smartscreen/windows-defender-smartscreen-available-settings.md
index 939db827c5..3583f22498 100644
--- a/windows/security/threat-protection/windows-defender-smartscreen/windows-defender-smartscreen-available-settings.md
+++ b/windows/security/threat-protection/windows-defender-smartscreen/windows-defender-smartscreen-available-settings.md
@@ -40,7 +40,7 @@ SmartScreen uses registry-based Administrative Template policy settings. For mor
 <tr>
 <td>Administrative Templates\Windows Components\Windows Defender SmartScreen\Explorer\Configure App Install Control</td>
 <td>Windows 10, version 1703</td>
-<td>This setting helps protect PCs by allowing users to install apps only from the Microsoft Store. Windows Defender SmartScreen must be enabled for this feature to work properly.<p>If you enable this setting, your employees can only install apps from the Microsoft Store.<p>If you disable this setting, your employees can install apps from anywhere, including as a download from the Internet.<p>If you don't configure this setting, your employees can choose whether they can install from anywhere or only from Microsoft Store.</td>
+<td>This policy setting is intended to prevent malicious content from affecting your user's devices when downloading executable content from the internet.<p>This setting does not protect against malicious content from USB devices, network shares or other non-internet sources.<p><strong>Important:</strong> Using a trustworthy browser helps ensure that these protections work as expected.</td>
 </tr>
 <tr>
 <td><strong>Windows 10, version 1703:</strong><br>Administrative Templates\Windows Components\Windows Defender SmartScreen\Microsoft Edge\Configure Windows Defender SmartScreen<p><strong>Windows 10, Version 1607 and earlier:</strong><br>Administrative Templates\Windows Components\Microsoft Edge\Configure Windows SmartScreen</td>