diff --git a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md
index 534f46eef6..0beba73e43 100644
--- a/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md
+++ b/windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md
@@ -13,7 +13,7 @@ ms.author: deniseb
ms.custom: nextgen
ms.reviewer:
manager: dansimp
-ms.date: 10/21/2020
+ms.date: 11/20/2020
---
# Manage Microsoft Defender Antivirus updates and apply baselines
@@ -69,14 +69,32 @@ For more information, see [Manage the sources for Microsoft Defender Antivirus p
For information how to update or how to install the platform update, see [Update for Windows Defender antimalware platform](https://support.microsoft.com/help/4052623/update-for-windows-defender-antimalware-platform).
-All our updates contain:
-- performance improvements
-- serviceability improvements
-- integration improvements (Cloud, Microsoft 365 Defender)
+All our updates contain
+- performance improvements;
+- serviceability improvements; and
+- integration improvements (Cloud, Microsoft 365 Defender).
+ October-2020 (Platform: 4.18.2010.x | Engine: 1.1.17600.5)
+
+ Security intelligence update version: **1.327.7.0**
+ Released: **October 29, 2020**
+ Platform: **4.18.2010.x**
+ Engine: **1.1.17600.5**
+ Support phase: **Security and Critical Updates**
+
+### What's new
+- New descriptions for special threat categories
+- Improved emulation capabilities
+- Improved host address allow/block capabilities
+- New option in Defender CSP to Ignore merging of local user exclusions
+
+### Known Issues
+No known issues
+
+
September-2020 (Platform: 4.18.2009.7 | Engine: 1.1.17500.4)
Security intelligence update version: **1.325.10.0**
@@ -88,7 +106,7 @@ All our updates contain:
### What's new
- Admin permissions are required to restore files in quarantine
- XML formatted events are now supported
-- CSP support for ignoring exclusion merge
+- CSP support for ignoring exclusion merges
- New management interfaces for:
- UDP Inspection
- Network Protection on Server 2019
@@ -318,7 +336,7 @@ During the technical support (only) phase, commercially reasonable support incid
The below table provides the Microsoft Defender Antivirus platform and engine versions that are shipped with the latest Windows 10 releases:
|Windows 10 release |Platform version |Engine version |Support phase |
-|-|-|-|-|
+|:---|:---|:---|:---|
|2004 (20H1) |4.18.2004.6 |1.1.17000.2 | Technical upgrade Support (Only) |
|1909 (19H2) |4.18.1902.5 |1.1.16700.3 | Technical upgrade Support (Only) |
|1903 (19H1) |4.18.1902.5 |1.1.15600.4 | Technical upgrade Support (Only) |
@@ -333,10 +351,10 @@ Windows 10 release info: [Windows lifecycle fact sheet](https://support.microsof
## See also
-Article | Description
----|---
-[Manage how protection updates are downloaded and applied](manage-protection-updates-microsoft-defender-antivirus.md) | Protection updates can be delivered through a number of sources.
-[Manage when protection updates should be downloaded and applied](manage-protection-update-schedule-microsoft-defender-antivirus.md) | You can schedule when protection updates should be downloaded.
-[Manage updates for endpoints that are out of date](manage-outdated-endpoints-microsoft-defender-antivirus.md) | If an endpoint misses an update or scheduled scan, you can force an update or scan at the next logon.
-[Manage event-based forced updates](manage-event-based-updates-microsoft-defender-antivirus.md) | You can set protection updates to be downloaded at startup or after certain cloud-delivered protection events.
-[Manage updates for mobile devices and virtual machines (VMs)](manage-updates-mobile-devices-vms-microsoft-defender-antivirus.md)| You can specify settings, such as whether updates should occur on battery power, that are especially useful for mobile devices and virtual machines.
+| Article | Description |
+|:---|:---|
+|[Manage how protection updates are downloaded and applied](manage-protection-updates-microsoft-defender-antivirus.md) | Protection updates can be delivered through a number of sources. |
+|[Manage when protection updates should be downloaded and applied](manage-protection-update-schedule-microsoft-defender-antivirus.md) | You can schedule when protection updates should be downloaded. |
+|[Manage updates for endpoints that are out of date](manage-outdated-endpoints-microsoft-defender-antivirus.md) | If an endpoint misses an update or scheduled scan, you can force an update or scan the next time a user signs in. |
+|[Manage event-based forced updates](manage-event-based-updates-microsoft-defender-antivirus.md) | You can set protection updates to be downloaded at startup or after certain cloud-delivered protection events. |
+|[Manage updates for mobile devices and virtual machines (VMs)](manage-updates-mobile-devices-vms-microsoft-defender-antivirus.md)| You can specify settings, such as whether updates should occur on battery power, that are especially useful for mobile devices and virtual machines. |
diff --git a/windows/security/threat-protection/microsoft-defender-atp/commercial-gov.md b/windows/security/threat-protection/microsoft-defender-atp/commercial-gov.md
index d4c8c750c8..b4b47744f4 100644
--- a/windows/security/threat-protection/microsoft-defender-atp/commercial-gov.md
+++ b/windows/security/threat-protection/microsoft-defender-atp/commercial-gov.md
@@ -34,13 +34,13 @@ This offering is currently available to US Office 365 GCC High customers and is
The following OS versions are supported:
- Windows 10, version 1903
-- Windows 10, version 1809 (OS Build 17763.404 with [KB4490481](https://support.microsoft.com/en-us/help/4490481))
+- Windows 10, version 1809 (OS Build 17763.404 with [KB4490481](https://support.microsoft.com/help/4490481))
- Windows 10, version 1803 (OS Build 17134.799 with [KB4499183](https://support.microsoft.com/help/4499183))
- Windows 10, version 1709 (OS Build 16299.1182 with [KB4499147](https://support.microsoft.com/help/4499147))
-- Windows Server, 2019 (with [KB4490481](https://support.microsoft.com/en-us/help/4490481))
+- Windows Server, 2019 (with [KB4490481](https://support.microsoft.com/help/4490481))
>[!NOTE]
->A patch must be deployed before device onboarding in order to configure Microsoft Defender ATP to the correct environment.
+>The above mentioned patch level must be deployed before device onboarding in order to configure Microsoft Defender ATP to the correct environment.
The following OS versions are supported via Azure Security Center:
- Windows Server 2008 R2 SP1
diff --git a/windows/security/threat-protection/microsoft-defender-atp/configure-endpoints-vdi.md b/windows/security/threat-protection/microsoft-defender-atp/configure-endpoints-vdi.md
index 03c9870858..95305f3a79 100644
--- a/windows/security/threat-protection/microsoft-defender-atp/configure-endpoints-vdi.md
+++ b/windows/security/threat-protection/microsoft-defender-atp/configure-endpoints-vdi.md
@@ -39,9 +39,9 @@ ms.date: 04/16/2020
Microsoft Defender ATP supports non-persistent VDI session onboarding.
>[!Note]
->To onboard non-persistent VDI sessions, VDI devices must be on Windows 10.
+>To onboard non-persistent VDI sessions, VDI devices must be Windows 10 or Windows Server 2019.
>
->While other Windows versions might work, only Windows 10 is supported.
+>While other Windows versions might work, only Windows 10 and Windows Server 2019 are supported.
There might be associated challenges when onboarding VDIs. The following are typical challenges for this scenario:
diff --git a/windows/security/threat-protection/microsoft-defender-smartscreen/microsoft-defender-smartscreen-overview.md b/windows/security/threat-protection/microsoft-defender-smartscreen/microsoft-defender-smartscreen-overview.md
index b39153d62c..386550279a 100644
--- a/windows/security/threat-protection/microsoft-defender-smartscreen/microsoft-defender-smartscreen-overview.md
+++ b/windows/security/threat-protection/microsoft-defender-smartscreen/microsoft-defender-smartscreen-overview.md
@@ -9,7 +9,7 @@ ms.pagetype: security
author: mjcaparas
ms.author: macapara
audience: ITPro
-ms.localizationpriority: medium
+ms.localizationpriority: high
ms.date: 11/27/2019
ms.reviewer:
manager: dansimp