Aspose.Email  for .NET

Delete Annotations from MSG via C#

Build your own .NET apps to manipulate comments & authors in message files using server-side APIs.

How to Annotate MSG File Using C#

In order to annotate MSG file, we’ll use

Aspose.Email for .NET

API which is a feature-rich, powerful and easy to use document manipulation API for C# platform. Open


package manager, search for Aspose.Email and install. You may also use the following command from the Package Manager Console.


PM> Install-Package Aspose.Email

System Requirements

You need


to try the code in your environment.

Aspose.Email for .NET is supported on all major operating systems. Just make sure that you have the following prerequisites.


Delete Annotations from MSG - C#

var mail = MapiHelper.GetMapiMessageFromFile(inputFilePath);
var options = FollowUpManager.GetOptions(mail);
var flag = options.FlagRequest;
if (flag != null)
System.IO.File.WriteAllText(Path.Combine(outputFolderPath, "comment.txt"), $"{options.StartDate}{Environment.NewLine}{flag}");
mail.Save("../filename" + ".msg"), MsgSaveOptions.DefaultMsgUnicode);  
  • About Aspose.Email for .NET API

    Aspose.Email is a Microsoft Outlook and Thunderbird formats parsing solution. One can easily create, manipulate, convert email and storage formats such as MSG, EMLX, EML and MHT. Handling of email attachments, customization of message headers and implementation of different network protocols like POP3, IMAP & SMTP to send & receive emails is much easier. Its a standalone API and does not require Microsoft Outlook or any other software installation.

    Remove Annotation from MSG via Online App

    Other Supported Annotation Formats

    Using C#, one can easily annotate other formats including.

    EML (Outlook Email Messages)