Do *NOT* install Windows 10 SDK Preview Build 10563 in production


MSFT on the SDK page:

Known Issues

SDK Backwards compatibility: Do not install this preview SDK on your production machine. If you do so, any applications you submit to the Store after installing this SDK will fail validation because this SDK will update some of the build tools used to preview versions of those tools.

Installing the PreView 10563 SDK will prevent you from uploading UWP apps to the Windows App Store!

Read more…