Convert DOTM to PPTX using C# or Online App

Build Microsoft Word DOTM to PowerPoint PPTX conversion apps on .NET Framework, .NET Core, Windows Azure, Mono or Xamarin Platforms.

How to Convert DOTM to PPTX Using C#

In order to automate the process for any Word dotm files to PowerPoint pptx presentation batch conversion, we’ll use Aspose.Words for .NET and Aspose.Slides for .NET APIs. The former is a word processing API for processing or manipulating Microsoft Word documents. Whereas, the latter is a presentation manipulation API that lets you create or modify Microsoft PowerPoint slides. Both APIs are part of Aspose.Total for .NET package. You can directly download from Nuget or may use the following commands from the Package Manager Console.

Package Manager Console CommandPM> Install-Package Aspose.Total

Convert DOTM to PPTX via C#

Aspose.Total makes it easy for the developers to load & convert DOTM files to PPTX in just a few lines of code.

Add reference of Aspose.Total for .NET
Load DOTM file using Aspose.Words.Document class
Save the DOTM document into HTML
Create Aspose.Slides.Presentation Object
Import HTML content in text frame of any slide shape inside presentation
Save the document using Aspose.Slides.Presentation.Save(“output.pptx”, SaveFormat.Pptx)

Conversion Requirements

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

Microsoft Windows or a compatible OS with .NET Framework, .NET Core, Windows Azure, Mono or Xamarin Platforms.
Development environment like Microsoft Visual Studio.
Aspose.Words for .NET & Aspose.Slides for .NET DLLs or Aspose.Total for .NET DLL referenced in your project.

This code sample shows how to convert a DOTM to PPTX using C#

	//DOC DOCM DOCX DOT DOTM DOTX
	Aspose.Words.Document docx = new Aspose.Words.Document("sourceWordFile.docx");

	// Save DOCX file to HTML
	docx.Save("filepath\\test.html", SaveFormat.Html);

	// To convert multi pages DOCX documents, export each page to HTML separately using Aspose.Words and then use the below code to convert to PPTX.

	using (Presentation pptx = new Presentation()){

	ISlide slide = pres.Slides[0];

	IAutoShape ashape = slide.Shapes.AddAutoShape(ShapeType.Rectangle, 10, 10, pres.SlideSize.Size.Width - 20, pres.SlideSize.Size.Height - 10);

	ashape.FillFormat.FillType = FillType.NoFill;

	ashape.AddTextFrame("");

	ashape.TextFrame.Paragraphs.Clear();

	TextReader tr = new StreamReader("filepath\\test.html");

	ashape.TextFrame.Paragraphs.AddFromHtml(tr.ReadToEnd());
	// ppt, pptx, pot, potm, potx, pps, ppsm, ppsx, odp, pptm
	pptx.Save("filepath\\pres.pptx", Aspose.Slides.Export.SaveFormat.Pptx);
	}

view raw convert-docx-to-pptx.cs hosted with ❤ by GitHub

Online Converter for DOTM to PPTX

Transforming DOTM File to PPTX Programmatically : Use Cases

The conversion of .dotm files into PPTX formats is necessary to unlock the full potential of your presentation creation capabilities. This conversion enables you to:

Use Cases:

Business Presentations: Convert .dotm files to create engaging business presentations, share company updates, and persuade audiences.
Training and Education: Use PPTX to develop interactive training sessions, create educational content, and facilitate knowledge sharing.
Marketing Materials: Convert .dotm files to design eye-catching marketing materials, such as sales sheets, product demos, and sales scripts.
Personal Projects and Portfolios: Create professional-looking presentations for personal projects or portfolios using PPTX, making it easier to showcase skills and accomplishments.
Collaborative Workflows: Convert .dotm files to enable seamless collaboration among team members, stakeholders, and clients, resulting in more efficient and effective communication.

FAQ

How can I convert DOTM to PPTX Online?
Online App for DOTM conversion is integrated above. To use this app, you can add your DOTM file by dragging and dropping it into the designated white area or by clicking inside the area to import the document. Next, press the Convert button to start the conversion process. After the DOTM to PPTX conversion is complete, you can download your newly converted file with just one click, and it will be available to you in the form of a PPTX file.
How long does it take to convert DOTM?
This online converter operates quickly but is primarily dependent on the size of the DOTM file being converted. For small DOTM files, the conversion to PPTX can be completed in a matter of seconds. However, if you have integrated the conversion code within a .NET application, the conversion speed will depend on how well your application has been optimized for the conversion process.
Is it safe to convert DOTM to PPTX using free Aspose.Total converter?
Of course! Once the DOTM to PPTX conversion is complete, the download link for the newly converted PPTX file will be instantly available. It also assures the safety of the conversion process, as all uploaded files, including DOTM files, are completely secure and will be deleted from the system after 24 hours. Furthermore, the download links will stop working after this period, ensuring the privacy and protection of your files. The integrated app is free to use and designed for testing purposes so that users can evaluate the results before integrating the code into their projects.
What browser should I use to convert DOTM?
You can use any modern web browser, such as Google Chrome, Firefox, Opera, or Safari, for the online DOTM to PPTX conversion. However, if you are developing a desktop application, the Aspose.Total DOTM Conversion API is recommended for smooth and efficient processing.

Explore DOTM Conversion Options with .NET

Convert DOTM to CSV (Comma Seperated Values)

Convert DOTM to DIF (Data Interchange Format)

Convert DOTM to Excel (Spreadsheet File Formats)

Convert DOTM to FODS (OpenDocument Flat XML Spreadsheet)

Convert DOTM to JSON (JavaScript Object Notation File)

Convert DOTM to ODS (OpenDocument Spreadsheet)

Convert DOTM to SXC (StarOffice Calc Spreadsheet)

Convert DOTM to TSV (Tab-separated Values)

Convert DOTM to XLAM (Excel Macro-Enabled Add-In)

Convert DOTM to XLS (Microsoft Excel Binary Format)

Convert DOTM to XLSB (Excel Binary Workbook)

Convert DOTM to XLSM (Macro-enabled Spreadsheet)

Convert DOTM to XLSX (Open XML Workbook)

Convert DOTM to XLT (Excel 97 - 2003 Template)

Convert DOTM to XLTM (Excel Macro-Enabled Template)

Convert DOTM to XLTX (Excel Template)