January 13, 2026—KB5074109 (OS Builds 26200.7623 and 26100.7623)

January 13, 2026—KB5074109 OS Builds 26200.7623 and 26100.7623 ​​​​​This cumulative update for Windows 11, version 25H2 and 24H2 KB5074109, includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn more about...

2026-01 Cumulative Update for Windows 11 Version 24H2 for arm64-based Systems (KB5074109) (26100.7623)

2026-01 Cumulative Update for Windows 11 Version 24H2 for arm64-based Systems KB5074109 26100.7623...

2026-01 Cumulative Update for Windows 11, version 25H2 for arm64-based Systems (KB5074109) (26200.7623)

Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information. After you install this item, you may have to restart your computer...