# Release: Elastic Beanstalk Windows Server platform update on June 29, 2020
<a name="release-2020-06-29-windows"></a>

This release provides new Windows Server platform versions for AWS Elastic Beanstalk. The release applies Windows security updates. It also fixes some feature gaps, and updates framework and AWS components.

**Release date:** June 29, 2020

## Changes
<a name="release-2020-06-29-windows.changes"></a>

The following table lists the changes included in this release.

**Note**  
Be aware that at the time these release notes are published, the new platform versions might not yet be available in all the AWS Regions that Elastic Beanstalk supports. It might take a few hours for the release to complete.


| **Category** | **Description** | 
| --- | --- | 
| **Area** | **Details** | 
| --- | --- | 
| **Framework** | **Details** | 
| --- | --- | 
| **Component** | **Details** | 
| --- | --- | 
|  **Windows security updates**  |  Applied June 2020 security updates for Windows. See the Microsoft [Security Update Guide](https://portal.msrc.microsoft.com/en-us/security-guidance).  | 
|  **Feature gap fixes**  |  [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/elasticbeanstalk/latest/relnotes/release-2020-06-29-windows.html)  | 
|  **Framework updates**  |  [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/elasticbeanstalk/latest/relnotes/release-2020-06-29-windows.html)  | 
|  **AWS component updates**  |  [\[See the AWS documentation website for more details\]](http://docs.aws.amazon.com/elasticbeanstalk/latest/relnotes/release-2020-06-29-windows.html)  | 
|  **Environment properties**  |  Previously, Elastic Beanstalk didn't support passing environment variables to .NET Core applications and multiple-application IIS deployments that use a [deployment manifest](https://docs.aws.amazon.com/elasticbeanstalk/latest/dg/dotnet-manifest.html). This release fixes this gap. For details, see [Configuring your .NET environment in the Elastic Beanstalk console](https://docs.aws.amazon.com/elasticbeanstalk/latest/dg/create_deploy_NET.container.console.html#dotnet-console).  | 
|  **IMDSv2**  |  Previously, Elastic Beanstalk didn't support Instance Metadata Service Version 2 (IMDSv2) on the .NET on Windows Server platform. This release fixes this gap. For details, see [Configuring the instance metadata service on your environment's instances](https://docs.aws.amazon.com/elasticbeanstalk/latest/dg/environments-cfg-ec2-imds.html).  | 
|  **.NET Core**  |  Updated .NET Core 3.1 to version 3.1.5. Updated .NET Core 2.1 to version 2.1.19.  | 
|  **AWS SDK for .NET**  |  Updated the SDK to version 3.15.1034.  | 
|  **AMI**  |  Updated the base AMI to version 2020.06.10.  | 
|  **AWS X-Ray**  |  Updated the X-Ray daemon to [v3.2.0](https://github.com/aws/aws-xray-daemon/releases/tag/3.2.0).  | 

## New platform versions
<a name="release-2020-06-29-windows.platforms"></a>

### .NET on Windows Server
<a name="release-2020-06-29-windows.platforms.net"></a>

#### Configuration basics
<a name="platforms-supported.net.basics"></a>


****  

|  Platform Version  |  Solution Stack Name  |  Framework  |  Proxy Server  | 
| --- | --- | --- | --- | 
|   ** Windows Server 2019 with IIS 10.0 version 2.5.7**   |   * 64bit Windows Server 2019 v2.5.7 running IIS 10.0 *   |  .NET Core 3.1.5, supports 3.1.5, 2.2.8, 2.1.19 .NET Framework 4.8, supports 4.x, 2.0, 1.x  |  IIS 10.0  | 
|   ** Windows Server Core 2019 with IIS 10.0 version 2.5.7**   |   * 64bit Windows Server Core 2019 v2.5.7 running IIS 10.0 *   |  .NET Core 3.1.5, supports 3.1.5, 2.2.8, 2.1.19 .NET Framework 4.8, supports 4.x, 2.0, 1.x  |  IIS 10.0  | 
|   ** Windows Server 2016 with IIS 10.0 version 2.5.7**   |   * 64bit Windows Server 2016 v2.5.7 running IIS 10.0 *   |  .NET Core 3.1.5, supports 3.1.5, 2.2.8, 2.1.19 .NET Framework 4.8, supports 4.x, 2.0, 1.x  |  IIS 10.0  | 
|   ** Windows Server Core 2016 with IIS 10.0 version 2.5.7**   |   * 64bit Windows Server Core 2016 v2.5.7 running IIS 10.0 *   |  .NET Core 3.1.5, supports 3.1.5, 2.2.8, 2.1.19 .NET Framework 4.8, supports 4.x, 2.0, 1.x  |  IIS 10.0  | 
|   ** Windows Server 2012 R2 with IIS 8.5 version 2.5.7**   |   * 64bit Windows Server 2012 R2 v2.5.7 running IIS 8.5 *   |  .NET Core 3.0.0, supports 3.0.0, 2.2.8, 2.1.19 .NET Framework 4.8, supports 4.x, 2.0, 1.x  |  IIS 8.5  | 
|   ** Windows Server 2012 R2 Server Core with IIS 8.5 version 2.5.7**   |   * 64bit Windows Server Core 2012 R2 v2.5.7 running IIS 8.5 *   |  .NET Core 3.0.0, supports 3.0.0, 2.2.8, 2.1.19 .NET Framework 4.8, supports 4.x, 2.0, 1.x  |  IIS 8.5  | 

#### More details
<a name="platforms-supported.net.details"></a>


****  

|  Platform Version  |  AMI version  |  AWS SDK for .NET  |  EC2Config  |  SSM Agent  |  Web Deploy  |  AWS X‑Ray  | 
| --- | --- | --- | --- | --- | --- | --- | 
|   ** Windows Server 2019 with IIS 10.0 version 2.5.7**   |  2020.06.10  |  3.15.1034  |   * [SSM only](https://docs.aws.amazon.com/systems-manager/latest/userguide/) *   |  2.3.842.0  |  3.6  |  3.2.0  | 
|   ** Windows Server Core 2019 with IIS 10.0 version 2.5.7**   |  2020.06.10  |  3.15.1034  |   * [SSM only](https://docs.aws.amazon.com/systems-manager/latest/userguide/) *   |  2.3.842.0  |  3.6  |  3.2.0  | 
|   ** Windows Server 2016 with IIS 10.0 version 2.5.7**   |  2020.06.10  |  3.15.1034  |   * [SSM only](https://docs.aws.amazon.com/systems-manager/latest/userguide/) *   |  2.3.842.0  |  3.6  |  3.2.0  | 
|   ** Windows Server Core 2016 with IIS 10.0 version 2.5.7**   |  2020.06.10  |  3.15.1034  |   * [SSM only](https://docs.aws.amazon.com/systems-manager/latest/userguide/) *   |  2.3.842.0  |  3.6  |  3.2.0  | 
|   ** Windows Server 2012 R2 with IIS 8.5 version 2.5.7**   |  2020.06.10  |  3.15.1034  |  4.9.4222  |  2.3.842.0  |  3.6  |  3.2.0  | 
|   ** Windows Server 2012 R2 Server Core with IIS 8.5 version 2.5.7**   |  2020.06.10  |  3.15.1034  |  4.9.4222  |  2.3.842.0  |  3.6  |  3.2.0  |