Document conversion solution

XLSX to XLTX file converter for C# .NET applications

.NET document conversion API for seamless transformation XLSX to XLTX format within C#, ASP.NET, VB.NET & .NET Core applications. Ensure precision formatting and layout preservation during the conversion process, all while minimizing coding efforts.

Steps to convert XLSX to XLTX file in C#

With GroupDocs.Conversion you can transform XLSX to XLTX in a few steps.

  1. Install GroupDocs.Conversion for .NET using your favorite package manager.
  2. Create an instance of FluentConverter class.
  3. Load the XLSX file with full path.
  4. Transform file and check output in the current directory.
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FluentConverter
    .Load("input.xlsx")               // Set up input XLSX file
    .ConvertTo("converted.xltx")     // Specify output path for converted file
    .Convert();                     // Convert XLSX to XLTX file        
dotnet add package GroupDocs.Conversion
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About GroupDocs.Conversion for .NET API

Begin incorporating support for over 60 widely-used document formats into your .NET applications with ease, leveraging the GroupDocs.Conversion for .NET APIs. With just a few lines of code, developers can seamlessly convert PDFs, Word documents, Excel spreadsheets, presentations, Visio files, Project files, Outlook documents, and numerous other formats into desired document or image formats. Enjoy swift document processing without the need for installing extra software or external libraries.
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Convert other file formats using C#

Access the versatile multi-format document and image conversion API for .NET. Seamlessly convert between various popular file formats below without the need for external software.

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