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Package (package schema for Windows 8)

  • Article

Defines the root element of an app package manifest. The manifest describes the structure and capabilities of the software to the system.

Element hierarchy

<Package>

Syntax

<Package IgnorableNamespaces? = A string between 1 and 32767 characters in length with a non-whitespace character at its beginning and end. >

  <!-- Child elements -->
  ( Identity
  & Properties
  & Resources
  & Prerequisites
  & Dependencies?
  & Capabilities?
  & Extensions?
  & Applications?
  )

</Package>

Key

?   optional (zero or one)

&   interleave connector (may occur in any order)

Attributes and Elements

Attributes

Attribute Description Data type Required Default value
IgnorableNamespaces

Declares namespaces used in the manifest that should be ignored. Ignored namespace elements are not validated and should be considered untrusted. Multiple namespaces are specified with a space between each namespace.

 A string between 1 and 32767 characters in length with a non-whitespace character at its beginning and end. No

 

Child Elements

Child Element Description
Applications

Represents one or more apps that comprise the package.
Capabilities

Declares the access to protected user resources that the package requires.
Dependencies

Declares other packages that a package depends on to complete its software.
Extensions (type: CT_PackageExtensions)

Defines one or more extensibility points for the package.
Identity

Defines a globally unique identifier for a package. A package identity is represented as a tuple of attributes of the package.
Prerequisites

Declares the minimum operating system and software requirements that must exist for the package to be applicable to the system.
Properties

Defines additional metadata about the package including attributes that describe how the package appears to users.

Note  You may get an error if the manifest elements DisplayName or Description contain characters disallowed by the Windows firewall; namely “|” and “all”, due to which Windows fails to create the AppContainer profile for the package . Use this reference for [troubleshooting](/windows/win32/appxpkg/troubleshooting) if you get an error.
 
Resources

Declares languages for the resources that the package contains. Every package must declare at least one language for resources.

 

Parent Elements

This outermost (document) element may not be contained by any other elements.

Requirements

Value
Namespace http://schemas.microsoft.com/appx/2010/manifest