Windows 10: August 2017 Updates KB4038220, KB4034674, KB4034658, KB4034660

[German]On August 2017 Patchday (08/08/2017), Microsoft released several cumulative Updates for Windows 10 Builds. Here are a few details – but this article is work in progress. Addendum: All details are added, article is now finished.

Note: I've addressed the out-of-band cumulative Update KB4032188 for Windows 10 Creators Update (Version 1703) on July 31, 2017 within my blog post Windows 10 V1703: Update KB4032188 (July 31, 2017).

KB4034674 für Windows 10 Version 1703

Cumulative security update KB4034674 for Windows 10 Version 1703 (Creators Update) brings quality improvements and fixes the following issues:

• Addressed issue where the policies provisioned using Mobile Device Management (MDM) should take precedence over policies set by provisioning packages.
• Addressed issue where the Site to Zone Assignment List group policy (GPO) was not set on machines when it was enabled.
• Addressed issue where the AppLocker rules wizard crashes when selecting accounts.
• Addressed issue where the primary computer relationship is not determined when you have a disjoint NetBIOS domain name for your DNS Name. This prevents folder redirection and roaming profiles from successfully blocking your profile or redirects folders to a non-primary computer.
• Addressed issue where an access violation in the Mobile Device Manager Enterprise feature causes stop errors.
• Security updates to Microsoft Edge, Microsoft Windows Search Component, Microsoft Scripting Engine, Microsoft Windows PDF Library, Windows Hyper-V, Windows Server, Windows kernel-mode drivers, Windows Subsystem for Linux, Windows shell, Common Log File System Driver, Internet Explorer, and the Microsoft JET Database Engine.

The update changes the build number to 15063.540. During update install Czech an Arabic languages may change to English. Microsoft is working on this issue an will fix it within a further update. This Update is available via Windows Update and may be downloaded from Microsoft Update Catalog as a delta update.

KB4038220 for Windows 10 Version 1607

Update KB4038220 (2017-08 Cumulative Update for Windows 10 Version 1607 for x64-and x32-based Systems (KB4038220)) has been released prematurely in Microsoft Update Catalog. It shifts the build number up to 14393.1537. The x32 package is 608.1 MB in size, while the x64 package has a size of 1074.1 MB.

Microsoft Update Catalog contains both updates (see) and says, it will resolve issues in Windows 10. This update replaces KB4025334, KB3194496, KB3194789, KB197954, KB3200970 (see also this tweet).

Addendum: Microsoft has released a KB article KB4038220. This article says the update addressed an issue where a .NET application could unexpectedly terminate with an A/V in clrjit.dll.

KB4034658 for Windows 10 Version 1607

Update KB4034658 has been released for Windows 10 Version 1607 and Windows Server bereit. It changes the build number to 14393.1593 and contains quality improvements and bug fixes.

• Addressed issue where apps sometimes launch with a border when a device is in Tablet mode.
• Addressed issue introduced in the June updates where some applications may not launch when a device resumes from Connected Standby mode.
• Security updates to Windows kernel-mode drivers, Microsoft Windows Search Component, Microsoft Windows PDF Library, Internet Explorer, Microsoft Scripting Engine, Common Log File System Driver, Windows Server, Windows Hyper-V, and the Microsoft JET Database Engine.

This Update is available via Windows Update and may be downloaded from Microsoft Update Catalog.

Update KB4034660 for Windows 10 Version 1511

Update KB4034660 for Windows 10 Version 1511 changes the build number to 10586.1045 and contains security fixes, quality improvements and bug fixes:

• Addressed issue where, when deploying an application to a device that is managed by AppLocker, the application deployment fails.
• Addressed issue introduced in the June updates where some applications may not launch when a device resumes from Connected Standby mode.
• Security updates to Windows kernel-mode drivers, Microsoft Graphics Component, Microsoft Windows Search Component, Microsoft Windows PDF Library, Microsoft Edge, Internet Explorer, Microsoft Scripting Engine, Windows Server, Common Log File System Driver, Windows Hyper-V, and the Microsoft JET Database Engine.

This Update is available via Windows Update and may be downloaded from Microsoft Update Catalog. The Update is between 577.5 and 1092.9 MB in size.

Windows Update Client Improvement

Microsoft will release an update directly to the Windows Update Client to improve Windows Update reliability. It will only be offered to devices that have not installed any recent cumulative updates and are not currently managed (e.g. domain joined).

Update KB4034668 for Windows 10 RTM

Update KB4034668 is for Windows 10 RTM version and changes the build number to 10240.17533. The patch includes quality improvements and bug fixes:

• Addressed issue where some of the event data for user logon events (ID 4624) from Domain controllers were corrupted.
• Addressed issue introduced in the June updates where some applications may not launch when a device resumes from Connected Standby mode.
• Security updates to Microsoft Scripting Engine, Microsoft Edge, Internet Explorer, Microsoft Windows Search Component, Microsoft Graphics Component, Windows kernel-mode drivers, Microsoft Windows PDF Library, Windows Server, Common Log File System Driver, Windows Hyper-V, and the Microsoft JET Database Engine.

This Update is available via Windows Update and may be downloaded from Microsoft Update Catalog.

Windows Update Client Improvement

Microsoft will release an update directly to the Windows Update Client to improve Windows Update reliability. It will only be offered to devices that have not installed any recent cumulative updates and are not currently managed (e.g. domain joined).

Similar articles:
Microsoft August 2017 Patchday Summary
Windows 10 V1703: Update KB4032188 (July 31, 2017)
Windows 10: Critical Updates KB4035631 and KB4035632
Windows 10: August 2017 Updates KB4038220, KB4034674, KB4034658, KB4034660
Further Microsoft Updates August 8, 2017
Patchday August 2017: Updates for Windows 7/8.1
Microsoft Office: Non security updates August 1, 2017
Microsoft Office Security Updates (August 8, 2017)