August 2018 Preview of the Quality Rollups for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, and 4.7.2 for Windows 7 SP1 and Server 2008 R2 SP1 (KB 4346080)

This article lists the Quality Rollups for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, and 4.7.2 for Windows 7 Service Pack 1 (SP1) and Windows Server 2008 R2 SP1.

Important

• All updates for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7.1, and 4.7.2 require that the d3dcompiler_47.dll is installed. We recommend that you install the included d3dcompiler_47.dll before you apply this update. For more information about the d3dcompiler_47.dll, see KB 4019990.
• If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

• After you install the August Preview of Quality Rollup or September 11, 2018 .NET Framework update, instantiation of SqlConnection can throw an exception. For more information about this issue, see the following article in the Microsoft Knowledge Base:

  4470809 SqlConnection instantiation exception on .NET 4.6 and later after August-September 2018 .NET Framework updates

The following Microsoft Knowledge Base articles contain additional information about this update as it relates to individual product versions. The articles may contain known issue information.

• 4342309 Description of Preview of Quality Rollup for .NET Framework 3.5.1 for Windows 7 SP1, Server 2008 R2 SP1, and Server 2008 SP2 (KB 4342309)
• 4342319 Description of Preview of Quality Rollup for .NET Framework 4.5.2 for Windows 7 SP1, Server 2008 R2 SP1, and Server 2008 SP2 (KB 4342319)
• 4342316 Description of Preview of Quality Rollup for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, and 4.7.2 for Windows 7 SP1 and Server 2008 R2 SP1 and for .NET Framework 4.6 for Server 2008 SP2 (KB 4342316)

• Help for installing updates: Windows Update FAQ
• Help for protecting your Windows-based products and services from viruses and malware: Microsoft Secure
• Local support according to your country: International Support