Windows 10 KB5031445 is out with performance fixes | Laptop News

Windows 10 Kb5031445 Update.jpg

Windows 10 KB5031445 update for the October 2023 Patch cycle is rolling out to version 22H2, advancing PCs to Build 19045.3636. You can grab the optional update via Settings > Update & Security > Windows Update or head to the Microsoft Update Catalog for Windows 10 KB5031445 offline installers.


  • Windows 10 KB5031445 is an optional October 2023 update for all Windows 10 version 22H2 editions, including Home, Pro, and Enterprise.
  • The update addresses performance issues, including memory leaks in ctfmon.exe and TextInputHost.exe, a printing error with v4 print drivers, and a problem with Outlook not responding when using an Internet Printing Protocol (IPP) printer.
  • It also fixes an issue with the /efsraw switch in robocopy and introduces a new version of the Windows 10 servicing stack update for better update installation. In terms of known issues, Microsoft acknowledged bugs related to BitLocker configurations.

Interestingly, the patch doesn’t have a lot of ‘improvements’ in the official release notes, but it offers notable fixes for issues experienced with touchscreens.

Today’s patch will advance Windows 10 22H2 to Build 19045.3636, and Microsoft has clarified it won’t force the download or install the update. This means the optional patch could be skipped, and we’ll get the same fixes, improvements and changes with the Windows 10 November 2023 Update.

The patch is titled “2023-10 Cumulative Update Preview for Windows 10 Version 22H2 for x64-based Systems (KB5031445)”.

The update shows up for download in Settings.

As shown in the above screenshot from our device, when you check for updates in Settings > Updates & Security > Windows Update, you will notice the patch is labelled as “Optional quality update…

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