Disable .NET Framework 4.7 from Windows Update

Posted by erwin on Wednesday, June 14, 2017


Microsoft posted a blog about .NET 4.7 with Exchange is not supported yet.  (link)

About the .NET Framework 4.7

The .NET Framework 4.7 is an in-place upgrade to versions 4, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, and 4.6.2 of the .NET Framework. In case of Exchange we will need to block the automatic installation through Windows Update of the .NET Framework 4.7 patch. These steps describes how to perform this blocking action.

How to disable update .NET 4.7 from Windows Update in Server 2016

  1. Back up the registry.

  2. Start Registry Editor. To do this, click Start, type **regedit **in the Start Search box, and then press Enter.

  3. Locate and click the following subkey:

    HKEY_LOCAL_MACHINE\Software\Microsoft\NET Framework Setup\NDP

  4. After you select this subkey, point to **New **on the **Edit **menu, and then click Key.

  5. Type WU, and then press Enter.

  6. Right-click WU, point to New, and then click **DWORD **Value.

  7. Type BlockNetFramework47, and then press Enter.

  8. Right-click BlockNetFramework47, and then click Modify.

  9. In the **Value **data box, type 1, and then click OK.

  10. On the **File **menu, click **Exit **to exit Registry Editor.

registry editor

Disable via Powershell

Thanks to Pat Richard for noticing the Powershell line!

New-Item -Path 'HKLM:\Software\Microsoft\NET Framework Setup\NDP\WU' -force
New-ItemProperty -Path 'HKLM:\Software\Microsoft\NET Framework Setup\NDP\WU' -Name BlockNetFramework47 -Value 1 -PropertyType 'DWord' -Force

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