18363: Acronis Backup Displays "This program might not have installed correctly" during Installation on Windows 7 x64 or Windows Server 2008 R2 x64

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Operating Systems: 

Windows Program Compatibility Assistant displays "This program might not have installed correctly". However, installation finishes successfully

This article applies to:

  • Acronis Backup 11.5 (Acronis Backup & Recovery 11.5)
  • Acronis Backup & Recovery 11
  • Acronis Backup & Recovery 10


  1. You install Acronis Backup & Recovery on Windows 7 x64 or Windows Server 2008 R2 x64;
  2. During the installation, Windows displays the following message:

    This program might not have installed correctly

  3. The installation finishes successfully.


This is a known Microsoft issue with Windows 7 x64 and Windows Server 2008 R2.


Download and install a patch from Microsoft Knowledge Base Article 978637.

More information

Feel free to contact Acronis Customer Central if you have further questions or need assistance.


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