We released the May Preview of Quality Rollup for the .NET Framework.
Preview of Quality Rollup releases are recommended for businesses that want to use and/or preview quality improvements as soon as they become available. These same quality improvements will typically be included in the following Security and Quality Rollup. You can read the .NET Framework Monthly Rollups Explained to learn more about how the .NET Framework is updated.
Quality and Reliability
This release contains 40 fixes from across the following product areas (number of fixes per area included below):
- ASP.NET (8)
- BCL (2)
- CLR (8)
- Entity Framework (1)
- Networking (1)
- SQL Client (4)
- Windows Forms (1)
- WPF (15)
Updates were made in the following .NET Framework releases. Release notes have been updated (for versions that have release notes).
- .NET Framework 4.6.2 (diff)
- .NET Framework 4.6.1 (diff)
- .NET Framework 4.6 (diff)
- .NET Framework 4.5.2
- .NET Framework 3.5
Note: This release does not apply to .NET Framework 4.7 and Windows 10. Please install the May 2017 Quality Rollup to get the same fixes if you are using .NET Framework 4.7 and/or Windows 10.
Security
This release does not contain any new security changes.
It contains previously released security changes, including the fixes in the NET Framework May 2017 Monthly Rollup.
Getting the Update
The Preview of Quality Rollup is available via Windows Update, Windows Server Update Services and Microsoft Update Catalog.
Docker Images
The Windows ServerCore and .NET Framework images have not been updated for this release.
Downloading KBs from Microsoft Update Catalog
You can download patches from the table below. See .NET Framework Monthly Rollups Explained for an explanation on how to use this table to download patches from Microsoft Update Catalog.
| Product Version | Preview of Quality Rollup KB |
|---|---|
| Windows 8.1 Windows Server 2012 R2 |
Catalog 4019290 |
| .NET Framework 4.6, 4.6.1, 4.6.2 | 4014604 |
| .NET Framework 4.5.2 | 4014611 |
| .NET Framework 3.5 | 4014598 |
| Windows Server 2012 | Catalog 4019289 |
| .NET Framework 4.6, 4.6.1, 4.6.2 | 4014602 |
| .NET Framework 4.5.2 | 4014612 |
| .NET Framework 3.5 | 4014594 |
| Windows 7 Windows Server 2008 R2 |
Catalog 4019288 |
| .NET Framework 4.6, 4.6.1, 4.6.2 | 4014606 |
| .NET Framework 4.5.2 | 4014613 |
| .NET Framework 3.5.1 | 4014596 |
| Windows Server 2008 | Catalog 4019291 |
| .NET Framework 4.6 | 4014606 |
| .NET Framework 4.5.2 | 4014613 |
| .NET Framework 2.0 | 4014592 |
Previous Monthly Rollups
The last few .NET Framework Monthly updates are listed below for your convenience:
Note: Previously released security and quality updates are included in today’s release.