Microsoft has recently released a new Windows 10 update under KB5043131. What’s new in Windows 10 KB5043131? How to install it? What should you do if the installation fails? Check your answers in this MiniTool post.

What’s New in Windows 10 KB5043131

Windows 10 KB5043131 is a patch that aims to address issues and introduce several improvements. Highlights and improvements contain,

  • Start Menu: The update may move your profile picture to different positions, and the menu’s left pane will have a new background color which makes the commands on the menu more noticeable.
  • IE Mode: It will fix that Microsoft Edge sometimes stops responding when hanging in IE mode.
  • Media Playback: This update also fixes a problem that causes some media to stop playing when using specific surround sound.
  • Microsoft Entra Single Sign-on (SSO): The SSO notices that the European Digital Markets Act (DMA) requires frequent pop-up notifications. This happens when you use a certificate for authentication.
  • Country and Operator Settings Asset: This update brings COSA profiles up to date for certain mobile operators,
  • File Explorer and Taskbar: Windows server stops responding when you use apps like File Explorer and the taskbar.
  • More…

Windows 10 KB5043131 Download and Install

From the Windows 10 preview update, you can know that there is a known issue after installing this update. You might be unable to change your user account profile picture.

Therefore, to cope with unknown problems, we strongly suggest you make backups for your PC as a remedy. Try the best backup software – MiniTool ShadowMaker. It’s good at file backup, system backup, partition backup, disk backup, disk clone, and more.

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You can download and install the KB5043131 from Windows Update. Since that is an optional cumulative update, it will not be deployed automatically. If you want to install this update to your Windows PC, you need to initiate this task yourselves. To install the update,

Step 1. Hit the Win key and choose Settings from the start menu.

Step 2. Go to Update & Security > Windows Update, click on Check for Updates, and then click on Download and install to initiate the update. The following picture is for reference.

KB5043131 under Windows Update

You can also download the standalone update package from the Microsoft Update Catalog website and install it manually.

Step 3. After that, restart your computer so the update can take effect.

Fix Update KB5043131 Not Installing in Windows 10

1. Run Update Troubleshooter

To resolve the update issue, the first solution is to run Windows update troubleshooter. Steps as follows.

Step1. Open Settings > Update & Security > Troubleshoot.

Step 2. In the right side, click on Additional troubleshooters and choose Windows Update to hit Run the troubleshooter.

Step 3. Once done, restart your system and update your Windows 10 once again.

2. Use Windows 10 Update Assistant

Windows 10 Update Assistant is an official website for you to manually download and install updates. To do so,

Click here to download the update assistant and then follow its introductions on the screen to complete the update installation.

follow on-screen wizard to update Windows PC
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3. Reset Windows Update Components

One of the reasons why the update failure cannot be ruled out is corrupted Windows update components. Resetting it may fix the issue. Here’s how to do it.

Step 1. Copy & paste the commands below to Notepad and name it as Wufix.bat. Then right-click on the file and run it as an administrator.

SC config trustedinstaller start=auto

net stop bits

net stop wuauserv

net stop msiserver

net stop cryptsvc

net stop appidsvc

Ren %Systemroot%\SoftwareDistribution SoftwareDistribution.old

Ren %Systemroot%\System32\catroot2 catroot2.old

regsvr32.exe /s atl.dll

regsvr32.exe /s urlmon.dll

regsvr32.exe /s mshtml.dll

netsh winsock reset

netsh winsock reset proxy

rundll32.exe pnpclean.dll,RunDLL_PnpClean /DRIVERS /MAXCLEAN

dism /Online /Cleanup-image /ScanHealth

dism /Online /Cleanup-image /CheckHealth

dism /Online /Cleanup-image /RestoreHealth

dism /Online /Cleanup-image /StartComponentCleanup

Sfc /ScanNow

net start bits

net start wuauserv

net start msiserver

net start cryptsvc

net start appidsvc

Step 2. It will automatically run those commands and perform some scans. After that, restart your PC and grab the update again.

For more information about Windows update components reset, please refer to How to Reset Windows Update Components in Windows 11/10?

Wrapping up

You can now install Windows 10 KB5043131 update with peace of mind. If this installation fails, try using Windows update components reset or Windows Update Assistant.

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