AZ519310 - Generally Available: Azure Sphere OS version 25.10 is now available for evaluation

Azure Updates

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Azure update ID

519310

View in Azure Updates

Published

Oct 28, 2025

Status

Launched

Timeline

October 2025
General Availability

Product

Azure Sphere

Tag

Operating System

Description

Azure Sphere OS version 25.10 is now available for evaluation in the Retail Eval feed. The retail evaluation period for this release provides 14 days (about 2 weeks) of testing. During this time, please verify that your applications and devices operate properly with this release before it is deployed broadly to devices in the Retail feed.

The 25.10 OS Retail Eval release includes quality and underlying build system updates.

Learn more:

For more information on Azure Sphere OS feeds and setting up an evaluation device group, see Azure Sphere OS feeds and Set up devices for OS evaluation.
For self-help inquiries or technical support, review the Azure Sphere support options.

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