Skip to the content
The Update Bureau
Windows 11 23H2 Windows 11 23H2 Optional preview
Preview

KB5058502

KB5058502: Cumulative update for Windows 11, version 23H2, May 2025. Copilot voice controls and Settings FAQs arrive; input issues addressed

In short

Adds Copilot voice controls, Settings FAQs, and other gradual changes. It also addresses input and system issues, while blurry CJK text at 96 DPI remains a known issue.

Does it affect you? Applies to: This update applies to Windows 11, version 23H2, and version 22H2 Enterprise and Education editions. The Noto fonts issue is reported for all users.

Build
22631.5413
Restart
Required
Review notes Additional details from the official release notes (1) Read note
  • What changes The update page reports that changing pages in the touch keyboard’s Symbols section might insert a character into password fields; it does not say this behavior is fixed.

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

What changes

Fixes 8 changes

Input

Gradual rollout 2 items
  • Voice typing starts from the touch keyboard when you use the Chinese (Simplified) narrow layout.1
  • Changing pages in the touch keyboard's Symbols section no longer unexpectedly inserts a character into a password field.2

Voice access

Gradual rollout

For: Users of Voice access

  • Voice access no longer might stop responding with a “working on it” message while dictating.3

Blue screen error

For: Windows 11, version 22H2, Enterprise and Education

  • The update addresses a blue-screen issue that can show a SYSTEM_SERVICE_EXCEPTION error.4
    The error involves win32kfull.sys. This change is listed for Windows 11, version 22H2, Enterprise and Education editions.

HoloLens

For: HoloLens users

  • The HoloCamera app can save pictures again after an issue with folder access; a related Mixed Reality Capture problem is also addressed.5
    This change is listed for Windows 11, version 22H2, Enterprise and Education editions.

Memory leak

Verified in package

For: Multi-user, multilingual, and Remote Desktop environments

  • An Input Service issue that increased memory use and could affect performance in multi-user, multilingual, and Remote Desktop use is addressed.6
    This change is listed for Windows 11, version 22H2, Enterprise and Education editions.

Windows Shell

  • An issue that could stop Explorer and the Start menu from working when a device is connected to an AAD account is addressed.7
    This change is listed for Windows 11, version 22H2, Enterprise and Education editions.

Windows Update & Servicing

Verified in package

For: IT administrators using WSUS

  • The Windows Update service no longer stops working when devices try to download the Windows 24H2 feature update through WSUS.8
    The issue affected devices running Windows 11, versions 22H2 or 23H2, using Windows Server Update Services (WSUS).

New features 6 changes

Copilot

Gradual rollout Verified in package 2 items
  • You can open Copilot with Win + C and personalize the Copilot key or Win + C behavior in Settings.9
    The existing setting is under Settings > Personalization > Text input.
  • Press and hold the Copilot key for two seconds to start Press to talk. If your keyboard has no Copilot key, hold Win + C for two seconds instead. Press Esc or stay silent for a few seconds to end the call.10
    Alt + Spacebar also lets you talk with Copilot while continuing other tasks.

Settings

Gradual rollout Verified in package
  • A new FAQs section answers common questions about your PC and Windows 11.11
    Find it under Settings > System > About. Topics include system setup, performance, and compatibility.

Taskbar

Gradual rollout
  • Admins can let users unpin specified apps without those apps being pinned again at the next policy refresh.12
    Configure taskbar policies with the PinGeneration option.

Widgets

Gradual rollout Verified in package
  • The Lock screen weather widget can be customized on devices in the EEA.13
    Use Settings > Personalization > Lock screen, then select Customize widget from the weather widget's more options menu.

Windows Share

Gradual rollout
  • Dragging a local file from File Explorer or the desktop brings up a tray of suggested apps at the top of the screen.14
    Drop the file into a suggested app or select More to open the Windows share window.

Improvements 3 changes

Search on Taskbar

Gradual rollout Verified in package

For: Devices in the EEA

  • Web search providers are easier to discover and have improved support in Windows Search in the European Economic Area.15

Country and Operator Settings Asset (COSA)

Verified in package
  • Profiles for certain mobile operators are brought up to date.16
    This change is listed for Windows 11, version 22H2, Enterprise and Education editions.

Servicing stack

  • The update includes a servicing stack improvement to help devices reliably install Windows updates.17
    The servicing stack update is KB5058546, builds 22621.5412 and 22631.5412, combined with the latest cumulative update.

Known issues

  1. Open Affects: Everyone

    Noto fonts issue

    CJK text might look blurry or unclear at 96 DPI (100% scaling) in Chromium-based browsers such as Microsoft Edge and Google Chrome. The issue is attributed to limited pixel density at that setting.18

    How to apply the workaround Workaround

    Increase display scaling to improve text clarity. Users can also report Noto CJK font issues through the Google Noto Fonts GitHub repository.18

Technical details

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

Data sheet

Released
2025-05-27
Classification
Updates
Type
Cumulative update
Restart
Required
Replaces
KB5058405, KB5055629, KB5058919, KB5055528
+29 earlier 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
KB5062170
VersionBuildChannel
23H2 22631.5413 General availability
23H2 22631.5409 Release Preview Channel

Security

No vulnerabilities are listed for this update.

Updated components

2,500 files changed since the previous update for the same versions.

Top changed componentsFiles
Settings133
Windows Update29
Networking26
Graphics and display25
File Explorer and shell24
Search14
Storage and file systems14
Hyper-V and virtualization12
Kernel11
Remote Desktop8
Security and sign-in8
Emoji and input6

Verified in package: changed files confirm Memory leak, Windows Update & Servicing, Copilot, Settings, Widgets, Search on Taskbar, Country and Operator Settings Asset (COSA).

Sources

Updated
Cited passages from Microsoft's official notes (18)
  1. 1. Fixed: Voice typing won't start from the touch keyboard when using the Chinese (Simplified) narrow layout. support.microsoft.com
  2. 2. When using the Symbols section of the touch keyboard, pressing the key to change pages might unexpectedly insert a character into password fields. support.microsoft.com
  3. 3. Fixed: Voice access might stop responding with error “working on it” when dictating. support.microsoft.com
  4. 4. Fixed: This update addresses an issue where devices encounter a blue screen exception with error code SYSTEM_SERVICE_EXCEPTION (win32kfull.sys). support.microsoft.com
  5. 5. Fixed: An issue that stopped the HoloCamera app from saving pictures on HoloLens due to incorrect folder access and a related problem with Mixed Reality Capture. support.microsoft.com
  6. 6. Fixed: This update addresses an issue in the Input Service that causes increased memory usage, potentially impacting performance in multi-user, multi-lingual, and remote desktop usage. support.microsoft.com
  7. 7. Fixed: This update addresses an issue when Explorer and the Start Menu stop working when a device is connected to an AAD account. support.microsoft.com
  8. 8. The Windows Update service stopped working when devices running Windows 11 22H2 or 23H2 tried to download the Windows 24H2 feature update through Windows Server Update Services (WSUS). support.microsoft.com
  9. 9. You can open Copilot on Windows with Win + C. You can personalize your Copilot key and Win + C experience at any time with the existing “Customize Copilot key on keyboard” under Settings > Personalization > Text input. support.microsoft.com
  10. 10. To start Press to talk with Copilot on Windows, hold the Copilot key—or Win + C if your keyboard doesn’t have one—for two seconds. Press Esc or stay silent for a few seconds to end the call. support.microsoft.com
  11. 11. Find answers to commonly asked questions about your PC and Windows 11 in the new FAQs section under Settings > System > About page. support.microsoft.com
  12. 12. Admins can configure taskbar policies so users can unpin specific apps, ensuring they are not repinned during the next policy refresh. support.microsoft.com
  13. 13. In addition to accessibility and craftsmanship improvements, the Lock screen weather widget now supports customization. support.microsoft.com
  14. 14. When you drag a local file from File Explorer or your desktop, a tray appears at the top of your screen. Drop the file into a suggested app or select More to open the Windows share window. support.microsoft.com
  15. 15. Improved support for web search providers in Windows Search for the European Economic Area (EEA), including with increased discoverability. support.microsoft.com
  16. 16. This update brings profiles up to date for certain mobile operators. support.microsoft.com
  17. 17. This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. support.microsoft.com
  18. 18. 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, 18 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 4/5. 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