KB5122880: 2026-09 B update of 2026-09-08

Microsoft released KB5122880 (2026-09 B) on 8 September 2026 for Windows 11, version 23H2.

1 version

Facts

Microsoft id
KB5122880
Products
Windows 11
Update type
2026-09 B
Released
8 September 2026
Out-of-band
No
Versions
Windows 11, version 23H2
Builds
22631.7582 (Windows 11, version 23H2)
First captured by us
(from our first import of this list)
Microsoft last modified
–
Source
Windows updates · open the original at Microsoft

Known issues

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What Microsoft changed

One version so far. If Microsoft edits it, each change shows here with what was removed and added.

  1. First version we captured ·

    The text as we first saw it

    Seen by us · Microsoft's page

Mentioning the same Microsoft ids

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