Microsoft on Thursday rolled out the new optional (non-security related) KB5031455 update for Windows 11 22H2 that includes all of the Moment 4 features.

This update is available for members enrolled in the Release Preview Channel of the Windows Insider Program.

Microsoft Rolls Out KB5031455 Update for Windows 11


Installing the KB5031455 update bumps the OS build to 22621.2506 and provides new features like Copilot, a revamped File Explorer, a new Backup app, the new System Components section of Settings, and more. These features are enabled by default.

Windows 11 KB5031455 brings some updates to Copilot in Windows preview, Start menu and taskbar, File Explorer, Security, Settings and Bluetooth, and more. Check out the KB5031455 update support document to see what has changed.

Windows 11 KB5031455 Changelog:

Besides the new features, the following improvements have also been brought in by Microsoft with the KB5031455 update:

  • New! This update adds new customization options for Dynamic Lighting OEMs. You can now customize OS images for new PCs. This includes setting up Dynamic Lighting defaults. This update changes the English name of the former Republic of Turkey. The new, official name is the Republic of Türkiye.
  • This update supports the currency change in Croatia from the Kuna to the Euro.
  • This update supports daylight saving time (DST) changes in Syria. To learn more, see Interim guidance for Syria DST changes 2022.
  • This update addresses an issue that affects fontdrvhost.exe. It stops responding when you use Compact Font Format version 2 (CFF2) fonts.
  • This update addresses a memory leak in ctfmon.exe.
  • This update addresses a memory leak in TextInputHost.exe.
  • This update addresses an issue that affects Dynamic Lighting. The default provider is not applied as expected. This occurs when you set it up using Unattend files.
  • This update addresses an issue that affects the Windows Firewall Profile. When you are on a domain authenticated network, it detects a public domain. This is wrong.
  • This update addresses an issue that affects Outlook. It stops responding. This occurs when you print to an Internet Printing Protocol (IPP) printer that has a slow response time.
  • This update addresses an error that occurs when you print using v4 print drivers.
  • This update addresses an issue that affects cellular settings. The name of the mobile operator is wrong.
  • This update makes Country and Operator Settings Asset (COSA) profiles up to date for certain mobile operators.
  • This update addresses an issue that blocks external connections. This occurs when you set up a Kubernetes load balanced service and turn on session affinity.
  • This update addresses a Firewall configuration service provider (CSP) issue. It stops a device from syncing.
  • This update addresses an issue that affects devices on which you have defined Windows Information Protection (WIP) policies and set up a proxy. A stop error occurs. This happens on devices that use Microsoft Defender Application Guard. In the past, WIP was known as enterprise data protection (EDP).
  • This update addresses an issue that occurs after you run a Push-button reset. You cannot set up Windows Hello facial recognition. This affects devices that have Windows Enhanced Sign-in Security (ESS) turned on.
  • This update addresses an issue that affects PowerShell versions greater than 7.3.1. It might block scripts and not let them run in Constrained Language Mode. This occurs when you turn on a WDAC policy.
  • This update addresses an issue that affects the Automatically Hide the Taskbar setting. You cannot set it using the SHAppBarMessage() API.
  • This update improves the performance of the search box experience.
  • This update addresses an issue that affects robocopy. The /efsraw switch stops it from copying data properly.
  • This update addresses an issue that affects the Device Management (DM) client. The sync session takes longer than you expect for the enrollment status page (ESP). 

This update also makes quality improvements to the servicing stack, which is the system component that installs Windows updates. Servicing stack updates (SSU) ensure that you have a robust and reliable servicing stack so your devices can receive and install Microsoft updates.

Windows 11 KB5031455 Direct Download links:

  • To download the KB5031455 update, go to Settings > Windows Update and toggle on the “Get the latest updates as soon as they’re available” option.
  • Alternatively, you can download and install KB5031455 manually from the Microsoft Update Catalog.

Since the Windows 11 KB5031455 update is in the preview version, it cannot be downloaded or installed automatically. This means it has to be manually triggered for downloading and installation.


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