Convert DOTM to XLSM via C# or Online App

Convert DOTM to XLSM via C# or Online App without using Microsoft® Word or Microsoft® Excel

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Aspose.Total for .NET is a comprehensive suite of components that enables developers to easily create, manipulate and convert documents within any .NET, C#, ASP.NET and VB.NET application. It provides a wide range of features and capabilities, including the ability to convert DOTM to XLSM. This can be achieved in two simple steps.

The first step is to use Aspose.Words for .NET to export the DOTM file to HTML. Aspose.Words for .NET is a powerful .NET Word processing API that enables developers to create, read, edit and convert Word documents within any .NET application. It provides a wide range of features and capabilities, including the ability to export DOTM to HTML.

The second step is to use Aspose.Cells for .NET to convert the HTML to XLSM. Aspose.Cells for .NET is a powerful spreadsheet programming API that enables developers to create, read, edit and convert spreadsheets within any .NET application. It provides a wide range of features and capabilities, including the ability to convert HTML to XLSM.

By using Aspose.Total for .NET, developers can easily convert DOTM to XLSM within any .NET, C#, ASP.NET and VB.NET application. It provides a simple and efficient way to convert documents, and is a great choice for developers who need to quickly and easily convert DOTM to XLSM.

Convert DOTM to XLSM via C#

  1. Open DOTM file using Document class
  2. Convert DOTM to HTML by using Save method
  3. Load HTML document by using Workbook class
  4. Save the document to XLSM format using Save method and set XLSM as SaveFormat

Get Started with .NET File Automation APIs

Install 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 .

Free Online Converter for DOTM to XLSM

Convert Protected DOTM to XLSM via C#

Using the API, you can also open the password-protected document. If your input DOTM document is password protected, you cannot convert it to XLSM without using the password. The API allows you to open the encrypted document by passing the correct password in a LoadOptions object. The following code example shows how to try opening an encrypted document with a password:

Convert DOTM to Protected XLSM file via C#

After you convert DOTM to XLSM, you can also encrypt and password protect your XLSM documents. In order to encrypt your document, open it using Workbook class and specify XOR Encryption Type and Strong Encryption type (RC4, Microsoft Strong Cryptographic Provider) encryption by using the SetEncryptionOptions method. You can also set a password to your XLSM by using the Password property of WorkbookSettings class.

FAQ

  • How can I convert DOTM to XLSM Online?
    Online App for DOTM conversion is integrated above. Firstly, you need to add DOTM file for conversion by drag & drop or click inside the white area to import the document. Then click the Convert button. When DOTM to XLSM conversion is completed, you can download your converted file. So You will get output XLSM files with just one click.
  • How long does it take to convert DOTM?
    This online converter works fast but mainly depends on the size of DOTM file. You can render small size DOTM file to XLSM in a few seconds. Moreover, If you have integrated the conversion code within .NET application, It depends on how you have optimized your application for conversion process.
  • Is it safe to convert DOTM to XLSM using free Aspose.Total converter?
    Of course! The download link of XLSM files will be available instantly after conversion. We delete uploaded files after 24 hours and the download links will stop working after this time period. No one has access to your files. File conversion (including DOTM) is absolutely safe. Mainly free app is integrated for the purpose of testing so that one can check the result before integrating the code.
  • What browser should I use to convert DOTM?
    You can use any modern browser for this online conversion, for example, Google Chrome, Firefox, Opera, Safari. But in case you are developing a Desktop application. Aspose.Total DOTM Conversion API will work smooth.

Explore DOTM Conversion Options with .NET

Convert DOTM to CSV (Comma Seperated Values)
Convert DOTM to DIF (Data Interchange Format)
Convert DOTM to FODS (OpenDocument Flat XML Spreadsheet)
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 XLTM (Excel Macro-Enabled Template)
Convert DOTM to EXCEL (Spreadsheet File Formats)
Convert DOTM to JSON (JavaScript Object Notation File)
Convert DOTM to XLS (Microsoft Excel Binary Format)
Convert DOTM to XLSB (Excel Binary Workbook)
Convert DOTM to XLSX (Open XML Workbook)
Convert DOTM to XLT (Excel 97 - 2003 Template)
Convert DOTM to XLTX (Excel Template)