The September 2026 release of the on-premises data gateway (version 3000.334) continues our commitment to delivering secure, reliable, and manageable connectivity between on-premises data sources and Microsoft Fabric services.
This release includes improvements focused on gateway manageability, operational visibility, enterprise governance, and platform reliability, helping organizations manage their gateway environments with greater confidence.
It also brings compatibility updates for the September 2026 release of Power BI Desktop, ensuring consistent query execution and a seamless experience between Power BI Desktop and cloud-based refresh scenarios. Additionally, this release includes enhancements across security, authentication, diagnostics, and overall platform quality.
Feature updates and new capabilities in OPDG
Soft Delete in OPDG: Accidental gateway deletions can be disruptive, often requiring administrators to recreate gateway configurations and restore connectivity. With Soft Delete, deleted gateways are retained for 30 days, providing administrators with the ability to recover them and reduce the impact of unintended deletions.
- Recover deleted gateways
- Reduce operational disruptions
- Improve gateway management and reliability
Built with customer feedback in mind and another step toward a more resilient connectivity experience in Microsoft Fabric. Learn more about the soft delete in the gateway soft delete documentation.
Security improvements and updates
Customers are encouraged to upgrade to the September 2026 release to benefit from the latest security updates and dependency improvements. This update helps improve the security posture of on-premises data gateway deployments and addresses vulnerability findings that may be reported by security scanning tools.
- Upgraded the embedded Apache Log4j library to version 2.26.1.
- Addressed the security vulnerability documented in CVE-2026-18401.
As part of our ongoing commitment to security and reliability, we continuously evaluate and update third-party dependencies. These updates are incorporated into gateway releases following comprehensive security reviews, compatibility validation, and product qualification testing to help ensure a secure, stable, and reliable experience for customers.
General improvements and fixes
The September 2026 Gateway release (3000.334) includes Power Query Engine 2.158.928 and introduces the following improvements:
- Fixed a sign-in issue impacting gateway installations on Windows Server 2016.
- Improved accessibility across the Gateway Configurator application to provide a more inclusive and user-friendly experience.
Power BI Desktop compatibility
This update brings the on-premises data gateway up to date with the September 2026 release of Power BI Desktop.
Download on-premises data gateway (standard mode)
Download on-premises data gateway (personal mode)
This version of the gateway will ensure that the reports that you publish to the Power BI Service and refresh via the gateway will go through the same query execution logic/run-time as in the September version of Power BI Desktop.
Next steps
Upgrade to version 3000.334 to take advantage of the latest security, authentication, and diagnostics improvements. We encourage you to share feedback and feature requests through the Power BI Ideas forum to help shape future gateway investments.
Thank you!
Microsoft Employee