Customers who attempt to pre-install updates to .NET Framework 3.5 to offline images that do not contain the .NET Framework 3.5 product enabled will expose these systems to failures to enable .NET Framework 3.5 after the systems are online.

Quality and Reliability Improvements ASP.NET - Addresses an issue with JavaScriptSerializer where after installing the January Security and Quality update there is a performance degradation. ... To apply this update, you must have .NET Framework 3.5 or 4.7.2 installed. Restart requirement. You must restart the computer after you apply this ...

Customers who attempt to pre-install updates to .NET Framework 3.5 to offline images that do not contain the .NET Framework 3.5 product enabled will expose these systems to failures to enable .NET Framework 3.5 after the systems are online.

There are no new Quality and Reliability Improvements in this update. Additional information about this update. The following articles contain additional information about this update as it relates to individual product versions. 5034689 Description of the Security and Quality Rollup for .NET Framework 3.5, 4.6.2, ...

5036637 Description of the Security and Quality Rollup for .NET Framework 3.5 SP1 for Windows Server 2008 SP2 (KB5036637) 5036607 Description of the Security and Quality Rollup for .NET Framework 4.6.2 for Windows Embedded 7 Standard and Windows Server 2008 R2 SP1 and Windows Server 2008 SP2 (KB5036607)

5033899 Description of the Security and Quality Rollup for .NET Framework 3.5.1 for Windows Embedded 7 Standard and Windows Server 2008 R2 SP1 (KB5033899) 5033907 Description of the Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Embedded 7 Standard and Windows Server 2008 R2 SP1 and Windows Server 2008 SP2 ...

Quality and Reliability Improvements . ASP.NET - Addresses an issue with JavaScriptSerializer where after installing the January Security and Quality update there is a performance degradation. CLR 1 - Addresses an issue with thread pool recycled lists become unresponsive on multi-CPU-group computers.

4040972 Description of the Security and Quality Rollup for the .NET Framework 4.6, 4.6.1, 4.6.2, and 4.7 for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2: September 12, 2017 4040974 Description of the Security and Quality Rollup for the .NET Framework 4.5.2 for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2: September 12, 2017

As a reminder to advanced IT administrators, updates to .NET Framework 3.5 for Windows Server 2012 R2 should only be applied on systems where .NET Framework 3.5 is present and enabled. Customers who attempt to pre-install updates to .NET Framework 3.5 to offline images that do not contain the .NET Framework 3.5 product enabled will expose these ...

Security and Quality Rollup for .NET Framework 2.0, 3.0, 4.5.2, 4.6 for Windows Server 2008 SP2 (KB4535105)