Windows 10 updates are cumulative. Therefore, this package contains all previously released fixes. If you have installed previous updates, only the new fixes that are contained in this package will be downloaded and installed to your computer. If you are installing a Windows 10 update package for the first time, the package for the x86 version is 411 MB and the package for the x64 version is 779 MB.
Article ID: 3197356 - Last Review: Feb 6, 2017 - Revision: 7