Convert POTX to MHTML via C#

.NET API for POTX to MHTML conversion without using Microsoft® Excel or PowerPoint


By using Aspose.Total for .NET you can convert POTX file to MHTML within any .NET, C#, ASP.NET and VB.NET application in two simple steps. Firstly, by using Aspose.Slides for .NET , you can export POTX to HTML. After that, by using Aspose.Cells for .NET Spreadsheet Programming API, you can convert HTML to MHTML.

How to Convert POTX to MHTML via C#

  1. Open POTX file using Presentation class
  2. Export POTX as HTML by using Save method
  3. Load HTML document by using Workbook class
  4. Save the document to MHTML using Save method

POTX File Conversion in C#

For POTX file to MHTML Conversion in C#, please install the API from the command line as nuget install Aspose.Total or via Package Manager Console of Visual Studio.

Alternatively, get the offline MSI installer or DLLs in a ZIP file from downloads .

Convert Protected POTX to MHTML via C#

While converting POTX file to MHTML, if your input POTX document is password protected you cannot convert it to MHTML without decrypting the document. When your document is password protected, it means it enforces certain restrictions on the presentation. To remove the restrictions, the password has to be entered. A password-protected presentation is considered a locked presentation. The API allows you to open the encrypted document by passing the correct password in a LoadOptions object.

Convert POTX to MHTML with Watermark via C#

While converting POTX file to MHTML, you can also add watermark to your output MHTML file format. In order to add a watermark, you can create a new Workbook object and open the converted HTML document, select Worksheet via its index, create a Shape and use its AddTextEffect function. After that you can save your HTML document as MHTML with Watermark.

Other Conversion Options

POTX TO SXC (StarOffice Calc Spreadsheet)
POTX TO CSV (Comma Seperated Values)
POTX TO XLT (Excel 97 - 2003 Template)
POTX TO XLTM (Excel Macro-Enabled Template)
POTX TO XLSM (Macro-enabled Spreadsheet)
POTX TO XLAM (Excel Macro-Enabled Add-In)
POTX TO XLSB (Excel Binary Workbook)
POTX TO DIF (Data Interchange Format)
POTX TO ODS (OpenDocument Spreadsheet)
POTX TO XLTX (Excel Template)
POTX TO XLSX (Open XML Workbook)
POTX TO TSV (Tab Seperated Values)
POTX TO FODS (OpenDocument Flat XML Spreadsheet)
POTX TO XLS (Microsoft Excel Spreadsheet (Legacy))
POTX TO DOC (Microsoft Word Binary Format)
POTX TO DOCX (Office 2007+ Word Document)
POTX TO DOCM (Microsoft Word 2007 Marco File)
POTX TO DOT (Microsoft Word Template Files)
POTX TO DOTM (Microsoft Word 2007+ Template File)
POTX TO DOTX (Microsoft Word Template File )
POTX TO ODT (OpenDocument Text File Format)
POTX TO OTT (OpenDocument Standard Format)
POTX TO RTF (Rich Text Format)
POTX TO WORDML (Microsoft Word 2003 WordprocessingML)