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Allows the specification of a default language, and pointers to additional language files. See localization.
Properties that reference this object type:
The language tag for the strings in this top-level app manifest file.
Type
string
Required
✅
Constraints
Supported values
The value must be a language tag, like en-us
.
A relative file path to the .json file that contains the strings. If unspecified, strings are taken directly from the app manifest file. A default language file is required for agents that support multiple languages.
Type
string
Required
—
Constraints
Maximum string length: 2048.
Supported values
An array of objects, each with properties to specify additional language translations.
Type
Array of additionalLanguages
Required
—
Constraints
Array items must be unique.
Supported values
{
"localizationInfo": {
"defaultLanguageTag": "en",
"defaultLanguageFile": "en.json",
"additionalLanguages": [
{
"languageTag": "es",
"file": "es.json"
}
]
}
}
Events
Microsoft 365 Community Conference
May 6, 2 PM - May 9, 12 AM
Skill up for the era of AI at the ultimate community-led Microsoft 365 event, May 6-8 in Las Vegas.
Learn more