What’s in Windows 10 Update KB5009596?


Update KB5009596 for Windows 10 version 2004 or later is available from Microsoft today. The new update is an optional Windows 10 update that brings several general improvements and fixes, including an issue that affects Bluetooth devices.

Although the KB5009596 update is optional, it is considerably more secure than the preview builds offered through the Windows Insider Program, as a number of tests were performed before making it available to everyone. It is recommended that you install this patch if you are experiencing critical issues on Windows 10.

The main novelty in this new Windows 10 update is support for a new feature called “Sync your Settings”. This functionality is geared towards backups and allows saving a list of installed applications to the user’s Microsoft account. This way, when formatting your computer or installing Windows 11, you can easily restore your previous apps.

The feature mentioned above is part of efforts to facilitate the migration to Windows 11. Also related to the upgrade to the new Windows, a bug was fixed where the Get-TPM PowerShell (command to verify TPM information for Windows 11) failed and displayed the error message “0x80090011”.


Screenshot of Windows 10 update KB5009596 version 21H2. Source: Victor Valeri

How to download the update now

To get the performance improvements provided by the new Windows 10 update, follow the steps:

Step 01: Click on the Windows flag in the lower left corner to open the start menu.

Step 02: Select the gear symbol in the left corner under the column.

Step 03: Scroll down and select “update and security”.

Step 04: Select “check for updates”.

Step 05: Select “Download and Install” under updates.

Manually download and install update KB5009596

You can download update KB5009596 for Windows 10 (64-bit and 32-bit x86) manually here. After accessing the Microsoft Update catalog page, follow the steps below.

Step 01: When accessing the Microsoft Update catalog, there will be several updates available. You should find the patch that supports update KB5009596 for the version of Windows 10 that is on your computer (21H2, 21H1, 20H2, or 2004).

Step 02: Select the “download” button next to the version of Windows 10 you want to download.

Step 03: Right click on the link and select “save as” to start the download.

Update Summary for Windows 10 Update KB5009596 (Build 19044.1503)

Update KB5009596 for Windows 10 brings an update to the “News and Interests” widget located on the taskbar. A new feature has been implemented that will allow the user to directly manage their Microsoft Edge profiles.

Regarding bug fixes, Windows 10 Build 19044.1503 fixes an issue that caused the UI Automation feature on the Outlook desktop to crash. Also fixed a bug that caused the Windows Subsystem for Linux 2 (WSL2) to malfunction when the user enabled Fast Launch.

Another bug fixed in this new update caused some apps to crash when using the Pen Haptics API. Also fixed an issue where a message was displayed that the device does not support Conditional Access.

Through the optional KB5009596 update, Microsoft also fixed an issue that stopped printing and caused printers to print to the wrong output when using the USB cable. Also fixed a bug that caused inconsistency with certain surround sound audios played in Microsoft Edge, especially when browsing platforms like Netflix.

Also fixed in this latest Windows 10 update was an issue that affected the Remote Desktop screen. The error mainly occurred when the software used advanced video encoding (AVC).

Below you can see other bug fixes and improvements in the KB5009596 update for Windows 10:

  • Internet Explorer has been updated with a new banner that will remind users of their pre-announced retirement schedule.
  • Microsoft fixed a performance issue that caused vpnike.dll and rasmans.dll to deadlock.
  • Microsoft fixed a critical bug that crashes the operating system with a vague error message: IRQL_NOT_LESS_OR_EQUAL.

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