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The Update Bureau

Filtered Update Catalog

Windows Insider — All products

26–50 of 389 updates, newest first.

Monthly briefings: Nov 2026 Oct 2026 Sep 2026
Terms & labels

Label legend

Security
Contains fixes for security vulnerabilities.
Preview
Optional update with new features and fixes, without new security patches. Its content joins the next Patch Tuesday update.
Out-of-band
Released outside the usual monthly schedule, usually to fix a specific problem.
Cumulative
Includes everything from earlier updates, so the latest one is enough.
Zero-day
Microsoft reports a vulnerability that was already exploited or publicly known when the fix came out.
Windows Insider Preview
A pre-release build for testers, not meant for everyday PCs.
Updated
We revised this page after publishing because Microsoft changed its notes.
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Oct 7, 2026 Insider Flight
4 updates
Oct 2, 2026 Insider Flight
5 updates
Sep 25, 2026 Insider Flight
4 updates
Sep 18, 2026 Insider Flight
4 updates
Sep 11, 2026 Insider Flight
5 updates
Sep 8, 2026 Insider Flight
3 updates