As the tools for Windows 10 applications are still in preview there are some limitations and some features that aren’t quite ready yet. One of these is the designer for the package.manifest file, so the question is how do you know what elements can go in the manifest file. The manifest file is validated using a number of .xsd files that exist in the folder C:Program Files (x86)Windows Kits8.2Include10.0.10030.0winrt
These include the various namespaces defined at the beginning of the package.manifest file:
“>”
“>”
>