Remove Comments & Comment Authors from PPT in C#

Build .NET applications that manipulate comments and authors in presentation files using server-side APIs.

Remove Comments from PPT via C#

Use Aspose.Slides for .NET to remove comments and comment authors from PPT presentation files. The example below clears each author’s Comments collection and then clears the presentation CommentAuthors collection.

Delete Annotations from PPT - C#using var presentation = new Presentation("example.ppt");

foreach (var commentAuthor in presentation.CommentAuthors)
{
    commentAuthor.Comments.Clear();
}

presentation.CommentAuthors.Clear();

presentation.Save("example_out.ppt", SaveFormat.Ppt);

How to Remove Comments from PPT via C#

Install Aspose.Slides for .NET. See Installation .
Load the PPT file with the Presentation class.
Iterate through the CommentAuthors collection.
Clear the Comments collection for each comment author.
Clear the CommentAuthors collection.

Other Supported Annotation Formats

Using C#, you can also remove annotations from other formats.

ODP

PPTX