Find all release notes for the Xbox Update Preview Alpha ring here.

Hotfix update for Microsoft Exchange Server 2019 CU15 HU2 was released on May 29, 2025. It includes fixes for nonsecurity issues and introduces new features. These fixes and features will also be included in later cumulative updates for Exchange Server 2019.

Support for Office 2016 and Office 2019 ended on October 14, 2025. While your Office 2016 and Office 2019 apps may continue to function, you could expose yourself to serious and potentially harmful security risks and the performance and quality of the apps may degrade over time.

This cumulative update for Windows 11, version 25H2 and 24H2 (KB5083769), includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn more about differences between security updates, optional non-security preview updates, out-of-band (OOB) updates, and continuous innovation, see Windows monthly updates explained ...

How prepaid subscription time converts when upgrading to Game Pass Ultimate or Game Pass Premium When you upgrade to a Game Pass plan that includes benefits of a subscription you already have, we'll convert remaining prepaid time and apply it toward your new plan at the current conversion ratio. See below for Game Pass Ultimate and Game Pass Premium upgrade details.

Learn how to use the taskbar features in Windows. Hide the taskbar, pin an app, change the location, and more with taskbar settings.

You cannot transfer an existing Microsoft 365 subscription from one Microsoft account to another. Learn more about what your options are.

Find out about advanced network settings and how to configure them, including IP, DNS, and QoS tagging settings.

Learn how to switch between Microsoft 365 subscription plans and how many days you carry forward when upgrading.