What's new in the AWS Tools for PowerShell - AWS Tools for PowerShell (version 5)
This documentation is a draft for private preview for regions in the AWS European Sovereign Cloud. Documentation content will continue to evolve. Published: January 8, 2026.

Version 5 (V5) of the AWS Tools for PowerShell has been released!

For information about breaking changes and migrating your applications, see the migration topic.

What's new in the AWS Tools for PowerShell

For high-level information about new developments related to the AWS Tools for PowerShell, see the product page at https://aws.amazon.com/powershell/ and the change logs.

The following is what's new in the Tools for PowerShell.

September 17, 2025: Upcoming end-of-support for version 4 of the AWS Tools for PowerShell

The end-of-support for version 4 of the AWS Tools for PowerShell has been announced. See the migration guide to migrate your V4 scripts and avoid disruptions. For more information, see the blog post Announcing the end-of-support for AWS Tools for PowerShell v4.

June 23, 2025: Version 5 of the AWS Tools for PowerShell

February 10, 2025: GA release for observability

Observability is the extent to which a system's current state can be inferred from the data it emits. Observability has been added to the Tools for PowerShell, including an implementation of a telemetry provider. For more information, see Observability in this guide and the blog post Announcing the general availability of AWS .NET OpenTelemetry libraries.

January 15, 2025: New default behavior for integrity protection

Beginning with version 4.1.737 of the AWS Tools for PowerShell, the tools provide default integrity protections by automatically calculating a CRC32 checksum for uploads. For more information, see the announcement on GitHub at https://github.com/aws/aws-tools-for-powershell/issues/370. The Tools also provide global settings for data integrity protections that you can set externally, which you can read about in Data Integrity Protections in the AWS SDKs and Tools Reference Guide.