This update makes stability improvements for the Windows 10 Version 1511 servicing stack.
If you're installing a servicing stack update package for the first time, the package for the x86 version is 5.39 MB and the package for the x64 version is 11.9 MB.
How to get this update
Method 1: Windows Update
This update will be downloaded and installed automatically.
Method 2: Microsoft Update Catalog
To get the stand-alone package for this update, go to the Microsoft Update Catalog website.
There are no prerequisites for installing this update.
You don't have to restart the computer after you apply this update.
Update replacement information
This update replaces the previously released update 3173428.
For a list of the files that are provided in this cumulative update, download the file information for cumulative update 3181403.
Learn about the terminology that Microsoft uses to describe software updates.