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Create child folder

Namespace: microsoft.graph

Use this API to create a new child mailFolder.

If you intend a new folder to be hidden, you must set the isHidden property to true on creation.

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) Mail.ReadWrite Not available.
Delegated (personal Microsoft account) Mail.ReadWrite Not available.
Application Mail.ReadWrite Not available.

HTTP request

POST /me/mailFolders/{id}/childFolders
POST /users/{id | userPrincipalName}/mailFolders/{id}/childFolders

Specify the parent folder in the query URL as a folder ID, or a well-known folder name. For a list of supported well-known folder names, see mailFolder resource type.

Request headers

Header Value
Authorization Bearer {token}. Required.
Content-Type application/json. Required.

Request body

In the request body, provide a JSON object with the following parameters. displayName and isHidden are the only writable property for a mailFolder object.

Parameter Type Description
displayName String The display name of the new folder.
isHidden Boolean Indicates whether the new folder is hidden. The default value is false. Setting the property is optional. Once set, you cannot update this property. See more information in Hidden mail folders

Response

If successful, this method returns 201 Created response code and a mailFolder resource in the response body.

Example

Request

The following example shows a request.

POST https://graph.microsoft.com/v1.0/me/mailFolders/{id}/childFolders
Content-type: application/json

{
  "displayName": "displayName-value",
  "isHidden": true
}
Response

The following example shows the response.

Note: The response object shown here might be shortened for readability.

HTTP/1.1 200 OK
Content-type: application/json

{
  "displayName": "displayName-value",
  "parentFolderId": "parentFolderId-value",
  "childFolderCount": 99,
  "unreadItemCount": 99,
  "totalItemCount": 99,
  "id": "id-value",
  "isHidden": true
}