Invoke-MgSupportedUserOutlookLanguage
GET /users/{user-id}/outlook/supportedLanguages (v1.0)
Module: Microsoft.Graph.Users
Permissions
Delegated (work or school)
- User.Read (least privilege)
- User.ReadBasic.All
Delegated (personal)
- User.Read (least privilege)
Application
- User.Read.All (least privilege)
- User.ReadBasic.All
Source: Microsoft Graph PowerShell SDK metadata
Confirm property-specific permissions, Entra roles, licensing and ownership requirements in the official documentation. SDK metadata outside the verified sample is not independently certified.