reportRoot: getEmailAppUsageVersionsUserCounts

Namespace: microsoft.graph

Get the count of unique users by Outlook desktop version.

Note: For details about different report views and names, see Microsoft 365 reports - Email apps usage.

This API is available in the following national cloud deployments.

Global service	US Government L4	US Government L5 (DOD)	China operated by 21Vianet
✅	❌	❌	❌

Permissions

Choose the permission or permissions marked as least privileged for this API. Use a higher privileged permission or permissions only if your app requires it. For details about delegated and application permissions, see Permission types. To learn more about these permissions, see the permissions reference.

Permission type	Least privileged permissions	Higher privileged permissions
Delegated (work or school account)	Reports.Read.All	Not available.
Delegated (personal Microsoft account)	Not supported.	Not supported.
Application	Reports.Read.All	Not available.

Note: For delegated permissions to allow apps to read service usage reports on behalf of a user, the tenant administrator must have assigned the user the appropriate Microsoft Entra limited administrator role. For more information, see Authorization for APIs to read Microsoft 365 usage reports.

HTTP request

GET /reports/getEmailAppUsageVersionsUserCounts(period='{period_value}')

Function parameters

In the request URL, provide the following parameter with a valid value.

Parameter	Type	Description
period	string	Specifies the length of time over which the report is aggregated. The supported values for {period_value} are: D7, D30, D90, and D180. These values follow the format Dn where n represents the number of days over which the report is aggregated. Required.

Request headers

Name	Description
Authorization	Bearer {token}. Required. Learn more about authentication and authorization.
If-None-Match	If this request header is included and the eTag provided matches the current tag on the file, a 304 Not Modified response code is returned. Optional.

Response

If successful, this method returns a 302 Found response that redirects to a preauthenticated download URL for the report. That URL can be found in the Location header in the response.

Preauthenticated download URLs are only valid for a short period of time (a few minutes) and don't require an Authorization header.

The CSV file has the following headers for columns.

• Report Refresh Date
• Outlook 2016
• Outlook 2013
• Outlook 2010
• Outlook 2007
• Undetermined
• Report Period
• Outlook M365
• Outlook 2019

Example

Request

Here's an example of the request.

HTTP

GET https://graph.microsoft.com/v1.0/reports/getEmailAppUsageVersionsUserCounts(period='D7')

C#

// Code snippets are only available for the latest version. Current version is 5.x

// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=csharp
await graphClient.Reports.GetEmailAppUsageVersionsUserCountsWithPeriod("{period}").GetAsync();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

CLI

mgc reports get-email-app-usage-versions-user-counts-with-period get --period {period-id}

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Go

// Code snippets are only available for the latest major version. Current major version is $v1.*

// Dependencies
import (
	  "context"
	  msgraphsdk "github.com/microsoftgraph/msgraph-sdk-go"
	  //other-imports
)


// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=go
period := "{period}"
graphClient.Reports().GetEmailAppUsageVersionsUserCountsWithPeriod(&period).Get(context.Background(), nil)

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Java

// Code snippets are only available for the latest version. Current version is 6.x

GraphServiceClient graphClient = new GraphServiceClient(requestAdapter);

graphClient.reports().getEmailAppUsageVersionsUserCountsWithPeriod("{period}").get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

JavaScript

const options = {
	authProvider,
};

const client = Client.init(options);

let stream = await client.api('/reports/getEmailAppUsageVersionsUserCounts(period='D7')')
	.get();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PHP

<?php
use Microsoft\Graph\GraphServiceClient;


$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);


$graphServiceClient->reports()->getEmailAppUsageVersionsUserCountsWithPeriod('{period}', )->get()->wait();

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

PowerShell

Import-Module Microsoft.Graph.Reports

Get-MgReportEmailAppUsageVersionUserCount -Period $periodId 

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Python

# Code snippets are only available for the latest version. Current version is 1.x
from msgraph import GraphServiceClient
# To initialize your graph_client, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=python

await graph_client.reports.get_email_app_usage_versions_user_counts_with_period("{period}").get()

For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.

Response

Here's an example of the response.

HTTP/1.1 302 Found
Content-Type: text/plain
Location: https://reports.office.com/data/download/JDFKdf2_eJXKS034dbc7e0t__XDe

Follow the 302 redirection and the CSV file that downloads have the following schema.

HTTP/1.1 200 OK
Content-Type: application/octet-stream

Report Refresh Date,Outlook 2016,Outlook 2013,Outlook 2010,Outlook 2007,Undetermined,Report Period,Outlook M365,Outlook 2019