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Package (App installer schema)

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The Package element specifies the information about the package which includes name, publisher, version and uri. ProcessorArchitecture is an optional attribute of the Package.

Element hierarchy

<AppInstaller>
<OptionalPackages>
<Package>
<RelatedPackages>
<Package>
<Dependencies>
<Package>

Syntax

<Package 
    Name                    = A string between 3 and 50 characters in length that consists of alpha-numeric, period, and dash characters.
    Publisher               = A string between 1 and 8192 characters in length that fits the regular expression of a distinguished name : "(CN|L|O|OU|E|C|S|STREET|T|G|I|SN|DC|SERIALNUMBER|(OID\.(0|[1-9][0-9]*)(\.(0|[1-9][0-9]*))+))=(([^,+="<>#;])+|".*")(, ((CN|L|O|OU|E|C|S|STREET|T|G|I|SN|DC|SERIALNUMBER|(OID\.(0|[1-9][0-9]*)(\.(0|[1-9][0-9]*))+))=(([^,+="<>#;])+|".*")))*". Further, semantic validation ensures that the string is compliant with CertNameToStr Windows API implementation of X.500 rules.
    Version                 = A version string in quad notation, "Major.Minor.Build.Revision".
    ProcessorArchitecture?  = "x86" | "x64" | "arm" | "neutral"
    Uri                     = Uri to the app package location />

Attributes and Elements

Attributes

Attribute Description Data type Required
Name Name as specified in the identity element in the Package manifest. The Name attribute is case-insensitive. A string between 3 and 50 characters in length that consists of alpha-numeric, period, and dash characters. Yes
Publisher Publisher as specified in the identity element in the Package manifest. A string between 1 and 8192 characters in length that fits the regular expression of a distinguished name. Further, semantic validation ensures that the string is compliant with CertNameToStr Windows API implementation of X.500 rules. Yes
Version Version as specified in the identity element in the Package manifest. A version string in quad notation, "Major.Minor.Build.Revision". Yes
ProcessorArchitecture Describes the architecture of the code contained in the package. A package that includes executable code must include this attribute. "x86" or "x64"or "arm" or "neutral" No
Uri Uri to the app package location URI Yes

Parent Elements

Parent Elements Description
OptionalPackages Specifies the optional pacakges
RelatedPackages Specifies the related packages. These packages won't be installed.
Dependencies These are dependencies that will be installed if required.

Requirements

Requirement Description
xmlns=http://schemas.microsoft.com/appx/appinstaller/2017 This namespace is required for features introduced in Windows 10, version 1709.
Minimum OS version Windows 10, version 1709