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How to manage Kerberos KDC usage of RC4 for service account ticket issuance changes related to CVE-2026-20833

This cumulative update for Windows 11, version 25H2 and 24H2 (KB5079473), 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 ...

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You can resolve problems with Microsoft Authenticator by checking the tips in this article and reviewing some of the known errors.

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.

Find out how to submit a request for a refund for a purchase of digital Xbox content.

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