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Windows 11 23H2 Windows 11 23H2 Out-of-band update
Out-of-band

KB5062170

KB5062170: Cumulative update for Windows 11, version 23H2, May 2025. Windows recovery error 0xc0000098 addressed; CJK text remains blurry

In short

Addresses recovery error 0xc0000098 during installation of the May security update. Blurry CJK text at 96 DPI in Chromium-based browsers remains a known issue.

Does it affect you? Applies to: This update applies to devices running Windows 11, version 23H2. The recovery issue it addresses affected some devices running versions 22H2 and 23H2 while installing the May 2025 security update.

Build
22631.5415
Restart
Required
Review notes Additional details from the official release notes (2) Read notes
  • What changes This update includes all improvements and fixes from the May 2025 non-security preview update, KB5058502, as well as the recovery-error fix.
  • What to do The update resolves the recovery error. It is not necessary to install it on systems where KB5058405 installed successfully.

The official sources are linked at the end of the page.

What changes

Fix 1 change

Windows recovery

  • Some customers encountered a recovery error while installing the May 2025 Windows security update. This update addresses the issue; it is not needed on systems where that security update installed successfully.1
    The recovery error code is 0xc0000098. The issue occurred on Windows 11, versions 22H2 and 23H2, during installation of KB5058405.

Improvement 1 change

Servicing stack

For: Windows 11, version 23H2 devices

  • The component that installs Windows updates receives quality improvements.2
    Includes servicing stack update KB5058546, build 22621.5412.

Known issues

  1. Open Affects: Everyone

    Noto fonts issue

    CJK (Chinese, Japanese, Korean) text might look blurry or unclear at 96 DPI in Chromium-based browsers such as Microsoft Edge and Google Chrome. Increasing display scaling can improve clarity.3

    How to apply the workaround Workaround

    Increase display scaling to improve text clarity.3

Technical details

Data sheet · Security · Downloads · Components Click to collapse or expand

Data sheet

Released
2025-05-31
Classification
Updates
Type
Cumulative update
Restart
Required
Replaces
KB5058502, KB5058405, KB5055629, KB5058919
+30 earlier KB5055528, KB5053657, KB5053602, KB5052094, KB5051989, KB5050092, KB5050021, KB5048685, KB5046732, KB5046633, KB5044380, KB5044285, KB5043145, KB5043076, KB5041587, KB5041585, KB5040527, KB5040442, KB5039302, KB5039212, KB5037853, KB5037771, KB5036980, KB5036893, KB5035942, KB5035853, KB5034848, KB5034765, KB5034204, KB5034123
Replaced by
KB5060999
VersionBuildChannel
23H2 22631.5415 General availability

Security

No vulnerabilities are listed for this update.

Updated components

3,242 files changed since the previous update for the same versions.

Top changed componentsFiles
Settings142
Bluetooth52
Hyper-V and virtualization45
Graphics and display42
Networking38
Printing28
Remote Desktop27
Security and sign-in26
Audio25
File Explorer and shell22
Storage and file systems15
Search12

Sources

Updated
Cited passages from Microsoft's official notes (3)
  1. 1. This update addresses an issue where some customers encountered a recovery error with error code 0xc0000098 while installing the May 2025 Windows security update support.microsoft.com
  2. 2. This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. support.microsoft.com
  3. 3. There are reports of blurry or unclear CJK (Chinese, Japanese, Korean) text when displayed at 96 DPI (100% scaling) in Chromium-based browsers such as Microsoft Edge and Google Chrome. support.microsoft.com
Checked automatically: 8 of 8 checks passed, 3 quoted passages · compared with Microsoft's page on Oct 20, 2026
  • Quotes found in the official pages: passed
  • Numbers found in the sources: passed
  • Vulnerabilities from the dossier only: passed
  • Links to allowed domains only: passed
  • Every official change covered: passed
  • Readable plain text: passed
  • Changes confirmed by the file list: passed
  • Sources agree: passed

A second AI read the text against the sources: correctness 3/5, clarity 4/5, completeness 3/5. How we work

Published by The Update Bureau. Written with AI from Microsoft's own documents, checked by rules and a second AI. How we work · Report a mistake