Merge pull request #12462 from MicrosoftDocs/mdav-relnotes

Update manage-updates-baselines-microsoft-defender-antivirus.md

Author: denisebmsft

microsoft-365/security/defender-endpoint/manage-updates-baselines-microsoft-defender-antivirus.md

@@ -15,7 +15,7 @@ ms.custom: nextgen
 ms.reviewer: pahuijbr, mkaminska
 manager: dansimp
 ms.technology: mde
-ms.date: 01/06/2022
+ms.date: 02/02/2022
 ms.collection: 
 - M365-security-compliance
 - m365initiative-defender-endpoint
@@ -24,8 +24,7 @@ ms.collection:
 # Manage Microsoft Defender Antivirus updates and apply baselines
 
 **Applies to:**
-
-- [Microsoft Defender for Endpoint Plan 2](https://go.microsoft.com/fwlink/p/?linkid=2154037)
+- [Microsoft Defender for Endpoint Plans 1 and 2](https://go.microsoft.com/fwlink/p/?linkid=2154037)
 - Microsoft Defender Antivirus
 
 Keeping Microsoft Defender Antivirus up to date is critical to assure your devices have the latest technology and features needed to protect against new malware and attack techniques. Make sure to update your antivirus protection, even if Microsoft Defender Antivirus is running in [passive mode](microsoft-defender-antivirus-compatibility.md). There are two types of updates related to keeping Microsoft Defender Antivirus up to date:
@@ -81,7 +80,28 @@ All our updates contain
 - Integration improvements (Cloud, [Microsoft 365 Defender](/microsoft-365/security/defender/microsoft-365-defender))
 <br/><br/>
 <details>
-<summary>November-2021 (Platform: 4.18.2111.5| Engine: 1.1.18800.4)</summary>
+<summary>January-2022 (Platform: 4.18.2201.x | Engine: 1.1.18900.2)</summary>
+
+&ensp;Security intelligence update version: **1.357.8.0**<br/>
+&ensp;Released: **February 2, 2022**<br/>
+&ensp;Platform: **4.18.2201.x**<br/>
+&ensp;Engine: **1.1.18900.2**<br/>
+&ensp;Support phase: **Security and Critical Updates**<br/>
+
+Engine version: 1.1.18900.2 <br/>
+Security intelligence update version: 1.357.8.0 <br/>
+
+### What's new
+
+- Behavior monitoring improvements in filtering performance
+
+### Known Issues
+
+No known issues
+
+<br/><br/>
+</details><details>
+<summary>November-2021 (Platform: 4.18.2111.5 | Engine: 1.1.18800.4)</summary>
 
 &ensp;Security intelligence update version: **1.355.2.0**<br/>
 &ensp;Released: **December 9th, 2021**<br/>
@@ -108,7 +128,7 @@ Security intelligence update version: 1.355.2.0
 No known issues
 <br/>
 </details><details>
-<summary> October-2021 (Platform: 4.18.2110.6| Engine: 1.1.18700.4)</summary>
+<summary> October-2021 (Platform: 4.18.2110.6 | Engine: 1.1.18700.4)</summary>
 
 &ensp;Security intelligence update version: **1.353.3.0**<br/>
 &ensp;Released: **October 28th, 2021**<br/>
@@ -130,14 +150,21 @@ Security intelligence update version: 1.353.3.0
 ### Known Issues
 No known issues
 <br/>
-</details><details>
+</details>
+
+
+### Previous version updates: Technical upgrade support only
+
+After a new package version is released, support for the previous two versions is reduced to technical support only. Versions older than that are listed in this section, and are provided for technical upgrade support only.<br/><br/>
+
+<details>
 <summary> September-2021 (Platform: 4.18.2109.6 | Engine: 1.1.18600.4)</summary>
 
 &ensp;Security intelligence update version: **1.351.7.0**<br/>
 &ensp;Released: **October 7th, 2021**<br/>
 &ensp;Platform: **4.18.2109.6**<br/>
 &ensp;Engine: **1.1.18600.4**<br/>
-&ensp;Support phase: **Security and Critical Updates**<br/>
+&ensp;Support phase: **Technical upgrade support (only)**<br/>
 
 Engine version: 1.1.18600.4
 Security intelligence update version: 1.351.7.0
@@ -149,14 +176,7 @@ Security intelligence update version: 1.351.7.0
 ### Known Issues
 No known issues
 <br/>
-</details>
-
-
-### Previous version updates: Technical upgrade support only
-
-After a new package version is released, support for the previous two versions is reduced to technical support only. Versions older than that are listed in this section, and are provided for technical upgrade support only.<br/><br/>
-
-<details>
+</details><details>
 <summary> August-2021 (Platform: 4.18.2108.7 | Engine: 1.1.18500.10)</summary>
 
 &ensp;Security intelligence update version: **1.349.22.0**<br/>