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're installing a Windows 10 update package for the first time, the package for the x86 version is 205 MB and the package for the x64 version is 331 MB.
How to get this update
Important If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.
Method 1: Windows Update
This update will be downloaded and installed automatically.