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

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Denise Vangel-MSFT
2021-04-05 10:33:54 -07:00
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windows/security/threat-protection/microsoft-defender-antivirus/manage-updates-baselines-microsoft-defender-antivirus.md
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@ -13,18 +13,16 @@ ms.author: deniseb
ms.custom: nextgen
ms.reviewer: pahuijbr
manager: dansimp
ms.date: 03/19/2021
ms.date: 04/05/2021
ms.technology: mde
---
# Manage Microsoft Defender Antivirus updates and apply baselines
[!INCLUDE [Microsoft 365 Defender rebranding](../../includes/microsoft-defender.md)]
**Applies to:**
- [Microsoft Defender for Endpoint](/microsoft-365/security/defender-endpoint/)
- Microsoft Defender Antivirus
There are two types of updates related to keeping Microsoft Defender Antivirus up to date:
@ -78,6 +76,23 @@ All our updates contain
<br/><br/>
<details>
<summary> March-2021 (Platform: 4.18.2103.5 | Engine: 1.1.18000.5)</summary>
&ensp;Security intelligence update version: **1.335.36.0**
&ensp;Released: **April 1, 2021**
&ensp;Platform: **4.18.2103.5**
&ensp;Engine: **1.1.18000.5**
&ensp;Support phase: **Security and Critical Updates**
### What's new
- item
- item
### Known Issues
No known issues
<br/>
</details><details>
<summary> February-2021 (Platform: 4.18.2102.3 | Engine: 1.1.17900.7)</summary>
&ensp;Security intelligence update version: **1.333.7.0**
@ -115,7 +130,13 @@ No known issues
### 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> November-2020 (Platform: 4.18.2011.6 | Engine: 1.1.17700.4)</summary>
&ensp;Security intelligence update version: **1.327.1854.0**
@ -131,13 +152,7 @@ No known issues
### 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> October-2020 (Platform: 4.18.2010.7 | Engine: 1.1.17600.5)</summary>
&ensp;Security intelligence update version: **1.327.7.0**