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Microsoft Installer issue preventing some apps from opening on Windows 11, 10

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A problem with the Microsoft Installer can prevent apps from opening on Windows 11 or Windows 10 following repairs or updates.

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What you need to know

  • Microsoft confirmed an issue with the Microsoft Installer on Windows 11 and Windows 10.
  • The issue can prevent apps from opening after an update or repair has been attempted.
  • It's possible to mitigate this problem now, and Microsoft is working on a permanent fix.

Microsoft confirmed an issue with the Microsoft Installer (MSI) that can lead to problems after attempting to update or repair apps. Some apps from Kaspersky are among the applications known to be affected by the issue. Affected apps might fail to open after an update or repair has been attempted.

The problem can appear after installing the KB5007215 update or later. KB5007215 started shipping on November 9, 2021. Windows 11 and several versions of Windows 10 may see the problem.

Here's the complete list of affected platforms, as detailed by Microsoft:

Client: Windows 11, version 21H2; Windows 10, version 21H2; Windows 10, version 21H1; Windows 10, version 20H2; Windows 10, version 2004; Windows 10, version 1909; Windows 10, version 1809; Windows 10 Enterprise LTSC 2019; Windows 10 Enterprise LTSC 2016; Windows 10, version 1607; Windows 10 Enterprise 2015 LTSB; Windows 8.1; Windows 7 SP1Server: Windows Server 2022; Windows Server, version 20H2; Windows Server, version 2004; Windows Server, version 1909; Windows Server, version 1809; Windows Server 2019; Windows Server 2016; Windows Server 2012 R2; Windows Server 2012; Windows Server 2008 R2 SP1; Windows Server 2008 SP2

It's possible to mitigate this issue by uninstalling an affected app and installing the latest version of that same app. Microsoft is working on a complete resolution for the issue that will come out in a future update.

Sean Endicott
Sean Endicott
News Writer and apps editor

Sean Endicott is a tech journalist at Windows Central, specializing in Windows, Microsoft software, AI, and PCs. He's covered major launches, from Windows 10 and 11 to the rise of AI tools like ChatGPT. Sean's journey began with the Lumia 930, leading to strong ties with app developers. Outside writing, he coaches American football, utilizing Microsoft services to manage his team. He studied broadcast journalism at Nottingham Trent University and is active on X @SeanEndicott_ and Threads @sean_endicott_.