To view the improvements and features as well as known issues with accompanying work-around, see the following KB articles for your version of Windows 10:
- Windows 10 Version 1903: KB4501375 (OS Build 18362.207) and KB4502584 Cumulative Update for .NET Framework 3.5, 4.8
- Windows 10 Version 1809: KB4509479 (OS Build 17763.593)
- Windows 10 Version 1803: KB4509478 (OS Build 17134.860)
- Windows 10 Version 1709: KB4509477 (OS Build 16299.1239)
- Windows 10 Version 1706: KB4509476 (OS Build 15063.1898)
To download and install the update, go to Settings > Update and Security > Windows Update and select Check for updates. If you are using Windows Update, the latest SSU (Service Stack Update) will be offered to you automatically. However, to get the standalone package for the SSU update, go to the KB article for your version of Windows 10 to obtain the link to the Microsoft Update Catalog website.