December 1, 2025—KB5070311 (OS Builds 26200.7309 and 26100.7309) Preview

December 1, 2025—KB5070311 OS Builds 26200.7309 and 26100.7309 Preview ​​​​​This non-security update for Windows 11, version 25H2 and 24H2 KB5070311, improves functionality, performance, and reliability. To learn more about differences between security updates, optional non-security preview...

2025-11 Cumulative Update Preview for Windows 11, version 25H2 for x64-based Systems (KB5070311) (26200.7309)

2025-11 Cumulative Update Preview for Windows 11, version 25H2 for x64-based Systems KB5070311 26200.7309...