How do I install the missing Windows Universal C Runtime update?

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It has been determined that since Avira Antivirus Update 37 the Antivirus app has an issue running on operating systems (workstations and servers) that do not have the Microsoft Universal C Runtime update installed, or on an older operating system which does not get this update, i.e. Windows 7 SP0.

Avira prevents since Update 44, the Antivirus installation and downgrades already installed products to Update 36 on the mentioned operating systems if the Microsoft Universal C Runtime update is not installed.


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This update affects the following operating systems:

  • Windows 7 SP1
  • Windows 8
  • Windows 8.1
  • Windows Server 2012
  • Windows Server 2012 R2
  • Windows Server 2008 R2 Servicepack 1 (SP1)



Note
To install the Microsoft C Runtime update, certain requirements need to be met for the following operating systems:

Make sure that the April 2014 Updaterollup is installed on the operating systems:

  • Windows 8.1
  • Windows Server 2012 R2

Make sure that the Service Pack 1 is installed on the operating systems:

  • Windows 7
  • Windows Server 2008 R2

Install update

To have the possibility to use the current version of Avira Antivirus please install the Microsoft Universal C Run Time update.

The update can be performed through Windows Update or Microsoft Download Center

Affected products

  • Avira Antivirus Server [Windows]
  • Avira Prime [Windows]
  • Avira Free Antivirus [Windows]
  • Avira Antivirus Pro [Windows]
  • Created : Wednesday, October 31, 2018
  • Last updated: Monday, November 12, 2018
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