def mobile_app_categories(self) -> MobileAppCategoriesRequestBuilder:
        """
        Provides operations to manage the mobileAppCategories property of the microsoft.graph.deviceAppManagement entity.
        """
        from .mobile_app_categories.mobile_app_categories_request_builder import MobileAppCategoriesRequestBuilder

        return MobileAppCategoriesRequestBuilder(self.request_adapter, self.path_parameters)

        Provides operations to manage the mobileAppCategories property of the microsoft.graph.deviceAppManagement entity.
        
msgraph/generated/device_app_management/device_app_management_request_builder.py