.NET Framework July 2018 Update

Today, we released the July 2018 Update that fixes an issue in .NET Framework 2.0, 3.5, 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2. We recommend that you apply this update if you are experiencing the issue described in the known issues Knowledge Base article 4345913 and the Blog Advisory.

Quality and Reliability

This release contains the following quality and reliability improvements.

CLR

Applications that rely on COM components were failing to load or run correctly because of “access denied,” “class not registered,” or “internal failure occurred for unknown reasons” errors described in 4345913 and the Blog Advisory. [651528]

Note: Additional information on these improvements is not available. The VSTS bug number provided with each improvement is a unique ID that you can give Microsoft Customer Support, include in StackOverflow comments or use in web searches.

Getting the Update

The Update is available by manual download only via Microsoft Update Catalog.

Microsoft Update Catalog

You can get the update via the Microsoft Update Catalog.

Product Version	Update KB
Windows 10 1607 (Anniversary Update)
.NET Framework 3.5, 4.6.2, 4.7, 4.7.1, 4.7.2	Catalog 4346877
Windows 8.1 Windows Server 2012 R2
.NET Framework 3.5	Catalog 4346745
.NET Framework 4.5.2	Catalog 4346408
.NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.1, 4.7.2	Catalog 4346406
Windows Server 2012
.NET Framework 3.5	Catalog 4346742
.NET Framework 4.5.2	Catalog 4346739
.NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.1, 4.7.2	Catalog 4346405
Windows 7 Windows Server 2008 R2
.NET Framework 3.5.1	Catalog 4346744
.NET Framework 4.5.2	Catalog 4346410
.NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.1, 4.7.2	Catalog 4346407
Windows Server 2008
.NET Framework 2.0	Catalog 4346743
.NET Framework 4.5.2	Catalog 4346410
.NET Framework 4.6	Catalog 4346407