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Convert Word to PDF in C#

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Word to PDF

Word to PDF is one of the 100+ conversions supported by the .NET PDF conversion SDK.

Converting Word documents to PDF gives you a fixed output format for sharing, printing, and archiving.

Use this workflow when you need to:

  • Preserve document layout across devices
  • Distribute files without Word-version dependencies
  • Store output in a stable document format

Prepare the project

Register the SDK license before running conversion operations. For setup details, refer to the getting started with .NET SDK guide.

using GdPicture14;


LicenseManager license = new LicenseManager();
license.RegisterKEY("");

Create the document converter

Instantiate GdPictureDocumentConverter:

using GdPictureDocumentConverter converter = new GdPictureDocumentConverter();

Load the Word document

Load the source DOCX file:

converter.LoadFromFile(@"input.docx");

Convert to PDF

Save the loaded document as PDF:

converter.SaveAsPDF(@"output.pdf");

Conclusion

This guide converts a Word document to PDF for consistent output across environments.