This update includes improvements to enhance the functionality of Windows 10.

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.

This update is available from Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically.

Quelle: https://support.microsoft.com/en-us/kb/3081424