Update-MgUserMessage

Update the navigation property messages in users

Note

To view the beta release of this cmdlet, view Update-MgBetaUserMessage

Syntax

Update-MgUserMessage
      -MessageId <String>
      -UserId <String>
      [-ResponseHeadersVariable <String>]
      [-AdditionalProperties <Hashtable>]
      [-Attachments <IMicrosoftGraphAttachment[]>]
      [-BccRecipients <IMicrosoftGraphRecipient[]>]
      [-Body <IMicrosoftGraphItemBody>]
      [-BodyPreview <String>]
      [-Categories <String[]>]
      [-CcRecipients <IMicrosoftGraphRecipient[]>]
      [-ChangeKey <String>]
      [-ConversationId <String>]
      [-ConversationIndexInputFile <String>]
      [-CreatedDateTime <DateTime>]
      [-Extensions <IMicrosoftGraphExtension[]>]
      [-Flag <IMicrosoftGraphFollowupFlag>]
      [-From <IMicrosoftGraphRecipient>]
      [-HasAttachments]
      [-Id <String>]
      [-Importance <String>]
      [-InferenceClassification <String>]
      [-InternetMessageHeaders <IMicrosoftGraphInternetMessageHeader[]>]
      [-InternetMessageId <String>]
      [-IsDeliveryReceiptRequested]
      [-IsDraft]
      [-IsRead]
      [-IsReadReceiptRequested]
      [-LastModifiedDateTime <DateTime>]
      [-MultiValueExtendedProperties <IMicrosoftGraphMultiValueLegacyExtendedProperty[]>]
      [-ParentFolderId <String>]
      [-ReceivedDateTime <DateTime>]
      [-ReplyTo <IMicrosoftGraphRecipient[]>]
      [-Sender <IMicrosoftGraphRecipient>]
      [-SentDateTime <DateTime>]
      [-SingleValueExtendedProperties <IMicrosoftGraphSingleValueLegacyExtendedProperty[]>]
      [-Subject <String>]
      [-ToRecipients <IMicrosoftGraphRecipient[]>]
      [-UniqueBody <IMicrosoftGraphItemBody>]
      [-WebLink <String>]
      [-Headers <IDictionary>]
      [-ProgressAction <ActionPreference>]
      [-WhatIf]
      [-Confirm]
      [<CommonParameters>]
Update-MgUserMessage
      -MessageId <String>
      -UserId <String>
      -BodyParameter <IMicrosoftGraphMessage>
      [-ResponseHeadersVariable <String>]
      [-Headers <IDictionary>]
      [-ProgressAction <ActionPreference>]
      [-WhatIf]
      [-Confirm]
      [<CommonParameters>]
Update-MgUserMessage
      -InputObject <IMailIdentity>
      [-ResponseHeadersVariable <String>]
      [-AdditionalProperties <Hashtable>]
      [-Attachments <IMicrosoftGraphAttachment[]>]
      [-BccRecipients <IMicrosoftGraphRecipient[]>]
      [-Body <IMicrosoftGraphItemBody>]
      [-BodyPreview <String>]
      [-Categories <String[]>]
      [-CcRecipients <IMicrosoftGraphRecipient[]>]
      [-ChangeKey <String>]
      [-ConversationId <String>]
      [-ConversationIndexInputFile <String>]
      [-CreatedDateTime <DateTime>]
      [-Extensions <IMicrosoftGraphExtension[]>]
      [-Flag <IMicrosoftGraphFollowupFlag>]
      [-From <IMicrosoftGraphRecipient>]
      [-HasAttachments]
      [-Id <String>]
      [-Importance <String>]
      [-InferenceClassification <String>]
      [-InternetMessageHeaders <IMicrosoftGraphInternetMessageHeader[]>]
      [-InternetMessageId <String>]
      [-IsDeliveryReceiptRequested]
      [-IsDraft]
      [-IsRead]
      [-IsReadReceiptRequested]
      [-LastModifiedDateTime <DateTime>]
      [-MultiValueExtendedProperties <IMicrosoftGraphMultiValueLegacyExtendedProperty[]>]
      [-ParentFolderId <String>]
      [-ReceivedDateTime <DateTime>]
      [-ReplyTo <IMicrosoftGraphRecipient[]>]
      [-Sender <IMicrosoftGraphRecipient>]
      [-SentDateTime <DateTime>]
      [-SingleValueExtendedProperties <IMicrosoftGraphSingleValueLegacyExtendedProperty[]>]
      [-Subject <String>]
      [-ToRecipients <IMicrosoftGraphRecipient[]>]
      [-UniqueBody <IMicrosoftGraphItemBody>]
      [-WebLink <String>]
      [-Headers <IDictionary>]
      [-ProgressAction <ActionPreference>]
      [-WhatIf]
      [-Confirm]
      [<CommonParameters>]
Update-MgUserMessage
      -InputObject <IMailIdentity>
      -BodyParameter <IMicrosoftGraphMessage>
      [-ResponseHeadersVariable <String>]
      [-Headers <IDictionary>]
      [-ProgressAction <ActionPreference>]
      [-WhatIf]
      [-Confirm]
      [<CommonParameters>]

Description

Update the navigation property messages in users

Examples

Example 1: Code snippet

Import-Module Microsoft.Graph.Mail

$params = @{
	subject = "subject-value"
	body = @{
		contentType = ""
		content = "content-value"
	}
	inferenceClassification = "other"
}

# A UPN can also be used as -UserId.
Update-MgUserMessage -UserId $userId -MessageId $messageId -BodyParameter $params

This example shows how to use the Update-MgUserMessage Cmdlet.

To learn about permissions for this resource, see the permissions reference.

Parameters

-AdditionalProperties

Additional Parameters

Type:Hashtable
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-Attachments

The fileAttachment and itemAttachment attachments for the message. To construct, see NOTES section for ATTACHMENTS properties and create a hash table.

Type:IMicrosoftGraphAttachment[]
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-BccRecipients

The Bcc: recipients for the message. To construct, see NOTES section for BCCRECIPIENTS properties and create a hash table.

Type:IMicrosoftGraphRecipient[]
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-Body

itemBody To construct, see NOTES section for BODY properties and create a hash table.

Type:IMicrosoftGraphItemBody
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-BodyParameter

message To construct, see NOTES section for BODYPARAMETER properties and create a hash table.

Type:IMicrosoftGraphMessage
Position:Named
Default value:None
Required:True
Accept pipeline input:True
Accept wildcard characters:False

-BodyPreview

The first 255 characters of the message body. It is in text format.

Type:String
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-Categories

The categories associated with the item

Type:String[]
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-CcRecipients

The Cc: recipients for the message. To construct, see NOTES section for CCRECIPIENTS properties and create a hash table.

Type:IMicrosoftGraphRecipient[]
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-ChangeKey

Identifies the version of the item. Every time the item is changed, changeKey changes as well. This allows Exchange to apply changes to the correct version of the object. Read-only.

Type:String
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-Confirm

Prompts you for confirmation before running the cmdlet.

Type:SwitchParameter
Aliases:cf
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-ConversationId

The ID of the conversation the email belongs to.

Type:String
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-ConversationIndexInputFile

Input File for ConversationIndex (Indicates the position of the message within the conversation.)

Type:String
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-CreatedDateTime

The Timestamp type represents date and time information using ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z

Type:DateTime
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-Extensions

The collection of open extensions defined for the message. Nullable. To construct, see NOTES section for EXTENSIONS properties and create a hash table.

Type:IMicrosoftGraphExtension[]
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-Flag

followupFlag To construct, see NOTES section for FLAG properties and create a hash table.

Type:IMicrosoftGraphFollowupFlag
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-From

recipient To construct, see NOTES section for FROM properties and create a hash table.

Type:IMicrosoftGraphRecipient
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-HasAttachments

Indicates whether the message has attachments. This property doesn't include inline attachments, so if a message contains only inline attachments, this property is false. To verify the existence of inline attachments, parse the body property to look for a src attribute, such as <IMG src='cid:image001.jpg@01D26CD8.6C05F070'>.

Type:SwitchParameter
Position:Named
Default value:False
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-Headers

Optional headers that will be added to the request.

Type:IDictionary
Position:Named
Default value:None
Required:False
Accept pipeline input:True
Accept wildcard characters:False

-Id

The unique identifier for an entity. Read-only.

Type:String
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-Importance

importance

Type:String
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-InferenceClassification

inferenceClassificationType

Type:String
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-InputObject

Identity Parameter To construct, see NOTES section for INPUTOBJECT properties and create a hash table.

Type:IMailIdentity
Position:Named
Default value:None
Required:True
Accept pipeline input:True
Accept wildcard characters:False

-InternetMessageHeaders

A collection of message headers defined by RFC5322. The set includes message headers indicating the network path taken by a message from the sender to the recipient. It can also contain custom message headers that hold app data for the message. Returned only on applying a $select query option. Read-only. To construct, see NOTES section for INTERNETMESSAGEHEADERS properties and create a hash table.

Type:IMicrosoftGraphInternetMessageHeader[]
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-InternetMessageId

The message ID in the format specified by RFC2822.

Type:String
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-IsDeliveryReceiptRequested

Indicates whether a read receipt is requested for the message.

Type:SwitchParameter
Position:Named
Default value:False
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-IsDraft

Indicates whether the message is a draft. A message is a draft if it hasn't been sent yet.

Type:SwitchParameter
Position:Named
Default value:False
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-IsRead

Indicates whether the message has been read.

Type:SwitchParameter
Position:Named
Default value:False
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-IsReadReceiptRequested

Indicates whether a read receipt is requested for the message.

Type:SwitchParameter
Position:Named
Default value:False
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-LastModifiedDateTime

The Timestamp type represents date and time information using ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z

Type:DateTime
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-MessageId

The unique identifier of message

Type:String
Position:Named
Default value:None
Required:True
Accept pipeline input:False
Accept wildcard characters:False

-MultiValueExtendedProperties

The collection of multi-value extended properties defined for the message. Nullable. To construct, see NOTES section for MULTIVALUEEXTENDEDPROPERTIES properties and create a hash table.

Type:IMicrosoftGraphMultiValueLegacyExtendedProperty[]
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-ParentFolderId

The unique identifier for the message's parent mailFolder.

Type:String
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-ProgressAction

{{ Fill ProgressAction Description }}

Type:ActionPreference
Aliases:proga
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-ReceivedDateTime

The date and time the message was received. The date and time information uses ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z.

Type:DateTime
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-ReplyTo

The email addresses to use when replying. To construct, see NOTES section for REPLYTO properties and create a hash table.

Type:IMicrosoftGraphRecipient[]
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-ResponseHeadersVariable

Optional Response Headers Variable.

Type:String
Aliases:RHV
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-Sender

recipient To construct, see NOTES section for SENDER properties and create a hash table.

Type:IMicrosoftGraphRecipient
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-SentDateTime

The date and time the message was sent. The date and time information uses ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z.

Type:DateTime
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-SingleValueExtendedProperties

The collection of single-value extended properties defined for the message. Nullable. To construct, see NOTES section for SINGLEVALUEEXTENDEDPROPERTIES properties and create a hash table.

Type:IMicrosoftGraphSingleValueLegacyExtendedProperty[]
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-Subject

The subject of the message.

Type:String
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-ToRecipients

The To: recipients for the message. To construct, see NOTES section for TORECIPIENTS properties and create a hash table.

Type:IMicrosoftGraphRecipient[]
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-UniqueBody

itemBody To construct, see NOTES section for UNIQUEBODY properties and create a hash table.

Type:IMicrosoftGraphItemBody
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-UserId

The unique identifier of user

Type:String
Position:Named
Default value:None
Required:True
Accept pipeline input:False
Accept wildcard characters:False

The URL to open the message in Outlook on the web.You can append an ispopout argument to the end of the URL to change how the message is displayed. If ispopout is not present or if it is set to 1, then the message is shown in a popout window. If ispopout is set to 0, the browser shows the message in the Outlook on the web review pane.The message opens in the browser if you are signed in to your mailbox via Outlook on the web. You are prompted to sign in if you are not already signed in with the browser.This URL cannot be accessed from within an iFrame.

Type:String
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

-WhatIf

Shows what would happen if the cmdlet runs. The cmdlet is not run.

Type:SwitchParameter
Aliases:wi
Position:Named
Default value:None
Required:False
Accept pipeline input:False
Accept wildcard characters:False

Inputs

Microsoft.Graph.PowerShell.Models.IMailIdentity

Microsoft.Graph.PowerShell.Models.IMicrosoftGraphMessage

System.Collections.IDictionary

Outputs

Microsoft.Graph.PowerShell.Models.IMicrosoftGraphMessage

Notes

COMPLEX PARAMETER PROPERTIES

To create the parameters described below, construct a hash table containing the appropriate properties. For information on hash tables, run Get-Help about_Hash_Tables.

ATTACHMENTS <IMicrosoftGraphAttachment- []>: The fileAttachment and itemAttachment attachments for the message.

  • [Id <String>]: The unique identifier for an entity. Read-only.
  • [ContentType <String>]: The MIME type.
  • [IsInline <Boolean?>]: true if the attachment is an inline attachment; otherwise, false.
  • [LastModifiedDateTime <DateTime?>]: The Timestamp type represents date and time information using ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z
  • [Name <String>]: The attachment's file name.
  • [Size <Int32?>]: The length of the attachment in bytes.

BCCRECIPIENTS <IMicrosoftGraphRecipient- []>: The Bcc: recipients for the message.

  • [EmailAddress <IMicrosoftGraphEmailAddress>]: emailAddress
    • [(Any) <Object>]: This indicates any property can be added to this object.
    • [Address <String>]: The email address of the person or entity.
    • [Name <String>]: The display name of the person or entity.

BODY <IMicrosoftGraphItemBody>: itemBody

  • [(Any) <Object>]: This indicates any property can be added to this object.
  • [Content <String>]: The content of the item.
  • [ContentType <String>]: bodyType

BODYPARAMETER <IMicrosoftGraphMessage>: message

  • [(Any) <Object>]: This indicates any property can be added to this object.
  • [Categories <String- []>]: The categories associated with the item
  • [ChangeKey <String>]: Identifies the version of the item. Every time the item is changed, changeKey changes as well. This allows Exchange to apply changes to the correct version of the object. Read-only.
  • [CreatedDateTime <DateTime?>]: The Timestamp type represents date and time information using ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z
  • [LastModifiedDateTime <DateTime?>]: The Timestamp type represents date and time information using ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z
  • [Id <String>]: The unique identifier for an entity. Read-only.
  • [Attachments <IMicrosoftGraphAttachment- []>]: The fileAttachment and itemAttachment attachments for the message.
    • [Id <String>]: The unique identifier for an entity. Read-only.
    • [ContentType <String>]: The MIME type.
    • [IsInline <Boolean?>]: true if the attachment is an inline attachment; otherwise, false.
    • [LastModifiedDateTime <DateTime?>]: The Timestamp type represents date and time information using ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z
    • [Name <String>]: The attachment's file name.
    • [Size <Int32?>]: The length of the attachment in bytes.
  • [BccRecipients <IMicrosoftGraphRecipient- []>]: The Bcc: recipients for the message.
    • [EmailAddress <IMicrosoftGraphEmailAddress>]: emailAddress
      • [(Any) <Object>]: This indicates any property can be added to this object.
      • [Address <String>]: The email address of the person or entity.
      • [Name <String>]: The display name of the person or entity.
  • [Body <IMicrosoftGraphItemBody>]: itemBody
    • [(Any) <Object>]: This indicates any property can be added to this object.
    • [Content <String>]: The content of the item.
    • [ContentType <String>]: bodyType
  • [BodyPreview <String>]: The first 255 characters of the message body. It is in text format.
  • [CcRecipients <IMicrosoftGraphRecipient- []>]: The Cc: recipients for the message.
  • [ConversationId <String>]: The ID of the conversation the email belongs to.
  • [ConversationIndex <Byte- []>]: Indicates the position of the message within the conversation.
  • [Extensions <IMicrosoftGraphExtension- []>]: The collection of open extensions defined for the message. Nullable.
    • [Id <String>]: The unique identifier for an entity. Read-only.
  • [Flag <IMicrosoftGraphFollowupFlag>]: followupFlag
    • [(Any) <Object>]: This indicates any property can be added to this object.
    • [CompletedDateTime <IMicrosoftGraphDateTimeZone>]: dateTimeTimeZone
      • [(Any) <Object>]: This indicates any property can be added to this object.
      • [DateTime <String>]: A single point of time in a combined date and time representation ({date}T{time}; for example, 2017-08-29T04:00:00.0000000).
      • [TimeZone <String>]: Represents a time zone, for example, 'Pacific Standard Time'. See below for more possible values.
    • [DueDateTime <IMicrosoftGraphDateTimeZone>]: dateTimeTimeZone
    • [FlagStatus <String>]: followupFlagStatus
    • [StartDateTime <IMicrosoftGraphDateTimeZone>]: dateTimeTimeZone
  • [From <IMicrosoftGraphRecipient>]: recipient
  • [HasAttachments <Boolean?>]: Indicates whether the message has attachments. This property doesn't include inline attachments, so if a message contains only inline attachments, this property is false. To verify the existence of inline attachments, parse the body property to look for a src attribute, such as .
  • [Importance <String>]: importance
  • [InferenceClassification <String>]: inferenceClassificationType
  • [InternetMessageHeaders <IMicrosoftGraphInternetMessageHeader- []>]: A collection of message headers defined by RFC5322. The set includes message headers indicating the network path taken by a message from the sender to the recipient. It can also contain custom message headers that hold app data for the message. Returned only on applying a $select query option. Read-only.
    • [Name <String>]: Represents the key in a key-value pair.
    • [Value <String>]: The value in a key-value pair.
  • [InternetMessageId <String>]: The message ID in the format specified by RFC2822.
  • [IsDeliveryReceiptRequested <Boolean?>]: Indicates whether a read receipt is requested for the message.
  • [IsDraft <Boolean?>]: Indicates whether the message is a draft. A message is a draft if it hasn't been sent yet.
  • [IsRead <Boolean?>]: Indicates whether the message has been read.
  • [IsReadReceiptRequested <Boolean?>]: Indicates whether a read receipt is requested for the message.
  • [MultiValueExtendedProperties <IMicrosoftGraphMultiValueLegacyExtendedProperty- []>]: The collection of multi-value extended properties defined for the message. Nullable.
    • [Id <String>]: The unique identifier for an entity. Read-only.
    • [Value <String- []>]: A collection of property values.
  • [ParentFolderId <String>]: The unique identifier for the message's parent mailFolder.
  • [ReceivedDateTime <DateTime?>]: The date and time the message was received. The date and time information uses ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z.
  • [ReplyTo <IMicrosoftGraphRecipient- []>]: The email addresses to use when replying.
  • [Sender <IMicrosoftGraphRecipient>]: recipient
  • [SentDateTime <DateTime?>]: The date and time the message was sent. The date and time information uses ISO 8601 format and is always in UTC time. For example, midnight UTC on Jan 1, 2014 is 2014-01-01T00:00:00Z.
  • [SingleValueExtendedProperties <IMicrosoftGraphSingleValueLegacyExtendedProperty- []>]: The collection of single-value extended properties defined for the message. Nullable.
    • [Id <String>]: The unique identifier for an entity. Read-only.
    • [Value <String>]: A property value.
  • [Subject <String>]: The subject of the message.
  • [ToRecipients <IMicrosoftGraphRecipient- []>]: The To: recipients for the message.
  • [UniqueBody <IMicrosoftGraphItemBody>]: itemBody
  • [WebLink <String>]: The URL to open the message in Outlook on the web.You can append an ispopout argument to the end of the URL to change how the message is displayed. If ispopout is not present or if it is set to 1, then the message is shown in a popout window. If ispopout is set to 0, the browser shows the message in the Outlook on the web review pane.The message opens in the browser if you are signed in to your mailbox via Outlook on the web. You are prompted to sign in if you are not already signed in with the browser.This URL cannot be accessed from within an iFrame.

CCRECIPIENTS <IMicrosoftGraphRecipient- []>: The Cc: recipients for the message.

  • [EmailAddress <IMicrosoftGraphEmailAddress>]: emailAddress
    • [(Any) <Object>]: This indicates any property can be added to this object.
    • [Address <String>]: The email address of the person or entity.
    • [Name <String>]: The display name of the person or entity.

EXTENSIONS <IMicrosoftGraphExtension- []>: The collection of open extensions defined for the message. Nullable.

  • [Id <String>]: The unique identifier for an entity. Read-only.

FLAG <IMicrosoftGraphFollowupFlag>: followupFlag

  • [(Any) <Object>]: This indicates any property can be added to this object.
  • [CompletedDateTime <IMicrosoftGraphDateTimeZone>]: dateTimeTimeZone
    • [(Any) <Object>]: This indicates any property can be added to this object.
    • [DateTime <String>]: A single point of time in a combined date and time representation ({date}T{time}; for example, 2017-08-29T04:00:00.0000000).
    • [TimeZone <String>]: Represents a time zone, for example, 'Pacific Standard Time'. See below for more possible values.
  • [DueDateTime <IMicrosoftGraphDateTimeZone>]: dateTimeTimeZone
  • [FlagStatus <String>]: followupFlagStatus
  • [StartDateTime <IMicrosoftGraphDateTimeZone>]: dateTimeTimeZone

FROM <IMicrosoftGraphRecipient>: recipient

  • [(Any) <Object>]: This indicates any property can be added to this object.
  • [EmailAddress <IMicrosoftGraphEmailAddress>]: emailAddress
    • [(Any) <Object>]: This indicates any property can be added to this object.
    • [Address <String>]: The email address of the person or entity.
    • [Name <String>]: The display name of the person or entity.

INPUTOBJECT <IMailIdentity>: Identity Parameter

  • [AttachmentId <String>]: The unique identifier of attachment
  • [ExtensionId <String>]: The unique identifier of extension
  • [InferenceClassificationOverrideId <String>]: The unique identifier of inferenceClassificationOverride
  • [MailFolderId <String>]: The unique identifier of mailFolder
  • [MailFolderId1 <String>]: The unique identifier of mailFolder
  • [MessageId <String>]: The unique identifier of message
  • [MessageRuleId <String>]: The unique identifier of messageRule
  • [UserId <String>]: The unique identifier of user

INTERNETMESSAGEHEADERS <IMicrosoftGraphInternetMessageHeader- []>: A collection of message headers defined by RFC5322. The set includes message headers indicating the network path taken by a message from the sender to the recipient. It can also contain custom message headers that hold app data for the message. Returned only on applying a $select query option. Read-only.

  • [Name <String>]: Represents the key in a key-value pair.
  • [Value <String>]: The value in a key-value pair.

MULTIVALUEEXTENDEDPROPERTIES <IMicrosoftGraphMultiValueLegacyExtendedProperty- []>: The collection of multi-value extended properties defined for the message. Nullable.

  • [Id <String>]: The unique identifier for an entity. Read-only.
  • [Value <String- []>]: A collection of property values.

REPLYTO <IMicrosoftGraphRecipient- []>: The email addresses to use when replying.

  • [EmailAddress <IMicrosoftGraphEmailAddress>]: emailAddress
    • [(Any) <Object>]: This indicates any property can be added to this object.
    • [Address <String>]: The email address of the person or entity.
    • [Name <String>]: The display name of the person or entity.

SENDER <IMicrosoftGraphRecipient>: recipient

  • [(Any) <Object>]: This indicates any property can be added to this object.
  • [EmailAddress <IMicrosoftGraphEmailAddress>]: emailAddress
    • [(Any) <Object>]: This indicates any property can be added to this object.
    • [Address <String>]: The email address of the person or entity.
    • [Name <String>]: The display name of the person or entity.

SINGLEVALUEEXTENDEDPROPERTIES <IMicrosoftGraphSingleValueLegacyExtendedProperty- []>: The collection of single-value extended properties defined for the message. Nullable.

  • [Id <String>]: The unique identifier for an entity. Read-only.
  • [Value <String>]: A property value.

TORECIPIENTS <IMicrosoftGraphRecipient- []>: The To: recipients for the message.

  • [EmailAddress <IMicrosoftGraphEmailAddress>]: emailAddress
    • [(Any) <Object>]: This indicates any property can be added to this object.
    • [Address <String>]: The email address of the person or entity.
    • [Name <String>]: The display name of the person or entity.

UNIQUEBODY <IMicrosoftGraphItemBody>: itemBody

  • [(Any) <Object>]: This indicates any property can be added to this object.
  • [Content <String>]: The content of the item.
  • [ContentType <String>]: bodyType

https://learn.microsoft.com/powershell/module/microsoft.graph.mail/update-mgusermessage