Windows 10 KB5019275 Update Preview Windows 10 22H2, 21H2

New optional update KB5019275 Windows 10 19045.2545 and 19044.2545 for 22H2 and 21H2 changes, bug fixes, direct download links, and ways to install.


Not long ago, the security patch KB5022282 rolled out and an optional update for January 2023 is being delivered. KB5019275 is the Type C release that changes the version number to Windows 10 19045.2545 and 19044.2545. The update is presently being distributed to the Release Preview channel and as usual, these changes will be integrated into the next optional patch.

Full name of this update is 2023-01 Preview Cumulative Update for Windows 10 Version 22H2 for x64-based Systems (KB5019275). The version is changeable and it can also be 21H2 or 21H1 and the architecture can be x86 or ARM64 too. The cumulative update is currently rolling out the “Feature Update to Windows 10 Version 22H2” in stages using machine learning.

KB5019275 Windows 10 22H2, 21H1 changes and fixes

This optional ” Type C ” patch is available for system administrators to test patches and enhancements for three weeks before they become part of the mandatory “Type B” cumulative release next Patch Tuesday February 14 2023 security update.

Here is the changelog –

Changes and bug fixes KB5019275 (Builds 19045.2545 and 19044.2545) Preview

  • KB5019275 LCU addresses a problem with cached Fast Identity Online 2.0 aka FIDO2 authentication data. Because of this issue, the first attempt to sign in fails however second attempt succeeds.
  • Windows 10 19045.2545 and 19044.2545 addresses an issue that affects searchindexer.exe. Due to this problem, randomly you can not sign in or sign out.
  • This rollout addresses conhost.exe.It stops responding.
  • This non-security optional quality update addresses an issue that affects DNS suffix search list. During configuring, the parent domain might be missing.
  •  This Preview patch adds support for long URL lengths of a maximum of 8196 characters.
  • The LCU addresses a problem that might occur when IME is running. Applications might stop responding when you use the keyboard AND mouse simultaneously.
  • KB5019275 CU addresses opening Task View might cause the desktop to stop responding problem.
  • This update addresses a problem of certain HD audio controller hardware degrading a memory location.
  • This update addresses MSInfo.exe reporting the wrong enforcement status of the Windows Defender Application Control aka WDAC user mode policy.
  • The preview patch addresses firmware having Trusted Platform Modules or TPM stops from using AutoPilot to set up the system.
  • The rollout addresses an issue affecting printing in Microsoft Edge’s landscape mode. The print output is not correct. This problem occurs when using Microsoft Defender Application Guard.
  • This update addresses an issue that affects the Resilient File System (ReFS) MSba tag. The issue causes a nonpaged pool leak.
  • This update addresses an issue affecting the Resilient File System aka ReFS. The problem gives rise to high nonpaged pool usage, which depletes system memory.
  • KB5019275 Windows 10 v22H2, v21H1 changes the method to enable the Windows diagnostic data processor configuration in preparation for EU Data Boundary.

If you have already installed earlier Windows updates, the new changes and bug fixes in the rollout package will be automatically implemented.

How to download KB5019275 in Windows 10 22H2 and 21H1 and install

Before receiving this, ensure that your system has installed the SSU 19041.2300 (service stack update). Now follow the method –

1] Through automatic procedure

  1. Click on Start.
  2. Type Updates and hit Enter.
  3. Click on – Check for updates.
  4. After the non-security update is fully downloaded you will be asked to install this; click on Restart now.

2] Using manual method

  1. Go to the KB5019275 direct download link –
  2. On the Microsoft update catalog website type the knowledge base number in the search box and press Enter.
  3. Locate the file compatible with your processor and click on Download.
  4. From a distinguished page that prompts, click on the solitary link.
  5. After the standalone package is downloaded double click on the file and confirm the process by clicking on Yes.
  6. The MSU package will be installed after a couple of reboots.

Follow – How to Download and Install Update from Microsoft update catalog on Windows 11/10

Download KB5019275

22H2 –

  1. 64-bit ISO
  2. 32-bit (x86) ISO
  3. ARM64 ISO

21H2 –

  1. 64-bit ISO
  2. 32-bit (x86) ISO
  3. ARM64 ISO

See – How to Install Cab Update via DISM in Windows 11 or 10.

Source – Knowledge base

That’s all!!

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Topics:  Windows update
About Sunita
Love to play with Windows 11 and 10. Suggestion - Going for Registry change or system files edit then remember to take a backup or create a restore point before Starting.