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Convert DOTX to DOC in C# .NET

Integrate robust document conversion features into your .NET applications with Conholdate.Total API. Convert DOTX to DOC and 100+ other file formats without Microsoft Office dependencies. Major features include fully functional C# code examples with options for customizable DOTX document, batch conversion, password protection & auto-detection of DOC, DOCX, DOTX & TXT file formats. It supports .NET Framework & .NET Core. Try our free online DOTX to DOC converter tool & streamline document processing in your .NET projects.

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Convert DOTX to DOC in C# .NET

Follow these simple steps for DOTX to DOC conversion in .NET. View the converted DOC document as it is or render and display it as HTML without using any external software or .NET Word library.

Get the respective assembly files from the downloads or fetch the whole package from NuGet to add Conholdate.Total for .NET directly in your workspace.

  • Create Converter object to convert DOTX document
  • Set the convert options for DOC format
  • Call Convert method of Converter class instance for conversion to DOC
  • Set options for HTML viewer
  • Create Viewer object to view converted DOC as HTML

Free App for DOTX to DOC Conversion



Convert DOTX to DOC & Add Watermark

Accurately convert documents (DOTX to DOC) exactly as the original file and apply text or image watermarks to DOC pages using .NET document processing API for Word documents.

  • Create Converter object to convert DOTX document
  • Create new instance of WatermarkOptions class
  • Specify watermark properties (color, width, text, image etc)
  • Instantiate the proper ConvertOptions class
  • Set Watermark property of the ConvertOptions instance
  • Call Convert method of Converter class instance for conversion to DOC

Load DOTX with Advanced Options

During the file conversion process, a wide range of modifications can be made to suit your specific needs. These include specifying passwords for password-protected documents, showing or hiding document comments and annotations, displaying markup and track changes for Word documents, and more.

Additionally, Excel files can have hidden spreadsheets made visible and text file encoding can be set. The Conholdate.Total for .NET API makes it easy to customize your document conversion process with these advanced options.


Convert Password Protected DOTX to PDF

Easily convert password-protected DOTX to PDF in .NET with Conholdate.Total APIs. No external software needed. Just a few lines of C# code for precise conversion.

  • Define LoadOptions and set password from document specific load options
  • Create Converter object to convert DOTX document
  • Instantiate PdfConvertOptions class
  • Call Convert method of Converter class instance for conversion to PDF

Load & Convert Cloud DOTX Docs

Using Conholdate.Total for .NET – developers can load and convert DOTX documents from various remote locations and cloud document storage resources such as Amazon S3, Microsoft Azure Blob, FTP, local disk, stream or a simple URL. You just have to specify the method to obtain remotely located document stream and then pass it on to the Converter class as a constructor.

Conholdate.Total for .NET APIs are native to Windows Forms, ASP.NET, WPF, WCF or any type of application based on .NET Framework 2.0, .NET Core 2.1 or .NET 5 and higher.


Frequently Asked Questions (FAQs)

Can I convert DOTX files to DOC online without paying anything?

Yes. You can easily convert DOTX files to DOC online using our completely free converter. It requires no software installation or user registration. Just upload your file, convert and download your DOC.

How do I convert DOTX files to DOC using C# code?

Converting DOTX files to DOC using C# is straightforward with the Conholdate.Total for .NET APIs. We provide practical, ready-to-use code samples and clear documentation to simplify the integration into your applications.

Do I need to have Microsoft DOTX installed to perform DOTX-to-DOC conversions with C#?

No. you don’t need Microsoft DOTX installed. Conholdate.Total APIs operate independently, allowing you to convert DOTX documents directly to DOC format within your .NET applications without DOTX itself.

How quickly does your online DOTX-to-DOC converter work?

Our online converter is built for speed and efficiency. Most conversions take just a few seconds—even when dealing with larger or more complex DOTX files.

Will the online converter preserve formulas and hyperlinks from my DOTX files?

Our online DOTX-to-DOC converter keeps all your hyperlinks, images, charts and formatting intact. However, DOTX formulas are converted into their resulting values in the final DOC, ensuring an accurate and readable document.

Can I automate the DOTX-to-DOC conversion on my own servers?

Definitely. You can automate the DOTX-to-DOC conversion process using Conholdate.Total for .NET. It’s perfect for handling batch jobs, scheduled conversions, or integrating seamlessly into your backend workflows.

Is it safe to upload my DOTX files for online DOC conversion?

Your security and privacy are extremely important to us. Uploaded files are securely processed and automatically deleted from our servers shortly afterward, ensuring your data remains confidential.

Can I convert several DOTX sheets into a single DOC using C#?

Yes, you can. Conholdate.Total allows you to select and combine multiple sheets from your DOTX workbook into a single DOC document effortlessly.

Does Conholdate.Total for .NET support batch DOTX files conversion to other formats?

Yes. Conholdate.Total for .NET supports batch conversion of DOTX documents, allowing developers to convert multiple files at once.

Does the DOTX to DOC API work with .NET Core, .NET 5 and newer versions?

Absolutely. Our DOTX-to-DOC conversion API supports all modern .NET frameworks, including .NET Core, .NET 5, .NET 6, and even .NET 7. This gives you flexibility regardless of your project environment.

Can I add watermarks or passwords to DOCs created from DOTX files?

Yes. Conholdate.Total provides convenient features to enhance your DOC documents. You can add watermarks for branding or confidentiality, apply password protection, and even customize other DOC security settings easily during the conversion process.

What file formats for documents and images are supported by Conholdate.Total for .NET?

Conholdate.Total for .NET integrates APIs from Aspose and GroupDocs to enable .NET programmers to perform various document manipulation actions on a wide range of file formats including Word, Excel, PDF, PowerPoint, Visio, HTML and images in .NET, C#, ASP.NET and VB.NET applications.

Can I convert password-protected DOTX files to DOC in .NET?

Yes. Conholdate.Total for .NET supports the conversion of password-protected DOTX files. With built-in methods to handle encrypted documents, you can securely convert sensitive files to DOC while preserving their confidentiality and integrity.

What are the licensing costs for Conholdate.Total’s DOTX to DOC conversion API?

Conholdate.Total for .NET offers a fully functional free trial version for 30 days. Paid plans are available for higher usage levels. Developers should carefully review the pricing and licensing terms before using the document conversion API.

What is DOTX file format?

DOTX is a Microsoft Office Open XML document template file format used by programs such as Microsoft Word and PowerPoint. The DOTX file type was introduced with Microsoft Office 2007 and is part of the Open XML standards utilized by Microsoft Office. It is a general template file format that contains the general formats and styles for a specific document like font size, margins, and page layout, but does not contain any actual content yet. DOTX files are analogous to DOT files, with the exception that DOTX files use the newer Open XML syntax. To open a DOTX file, any Microsoft Office application supporting the Open XML file format should work. These files can also be opened with other applications that support the Open XML standard, as well as with programs such as LibreOffice and OpenOffice. The DOTX file format is useful for creating standardized documents that can be quickly edited and reused. It also serves as a great base for creating multiple documents that need to follow the same formatting and design. DOTX files can be used not only for Microsoft Office documents, but also for other applications such as Adobe InDesign.

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What is DOC file format?

The DOC file format, initially developed by Microsoft in the early 1990s for their renowned word processing software, Microsoft Word, continues to be widely utilized today and remains closely associated with the Microsoft Office suite. DOC files store documents in ASCII text format, preserving special formatting such as bold, italics, and underlined text. Moreover, they retain essential elements like images, diagrams, charts, tables, and other formatting elements used within the document.

A prominent advantage of the DOC format lies in its compatibility with a diverse range of software applications, including WordPerfect, OpenOffice, and various office suites. This compatibility facilitates seamless sharing and collaboration on documents across different platforms. Additionally, DOC files can be effortlessly accessed and opened using most web browsers, enabling convenient online document viewing and sharing.

The simplicity and user-friendliness of the DOC format contribute significantly to its widespread popularity. Microsoft Word offers an intuitive environment for creating, editing, and formatting documents, making it an accessible choice for users. The format’s extensive adoption and support further ensure that DOC files can be accessed and opened by a vast majority of users, fostering effective collaboration and communication.

Furthermore, the DOC format boasts reliability and security features. DOC files are designed to be resistant to data corruption, preserving the integrity of documents over time. This reliability ensures that crucial information remains intact and accessible. Additionally, the format supports various encryption options, empowering users to safeguard sensitive information within their documents, enhancing privacy and data security.

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Popular DOTX Conversion Options with .NET

Convert DOTX to PDF

(Portable Document Format)

Convert DOTX to EXCEL

(Spreadsheet Files)

Convert DOTX to IMAGE

(Digital Image Files)

Convert DOTX to DOC

(Microsoft Word Binary Format)

Convert DOTX to DOCX

(Office 2007+ Word Document)

Convert DOTX to DOCM

(Microsoft Word 2007 Marco File)

Convert DOTX to DOT

(Microsoft Word Template Files)

Convert DOTX to DOTX

(Microsoft Word Template File )

Convert DOTX to DOTM

(Microsoft Word 2007+ Template File)

Convert DOTX to TXT

(Text Document)

Convert DOTX to RTF

(Rich Text Format)

Convert DOTX to HTML

(Hyper Text Markup Language)

Convert DOTX to HTM

(Hypertext Markup Language File)

Convert DOTX to MHTML

(Web Page Archive Format)

Convert DOTX to MHT

(MHTML Web Archive)

Convert DOTX to XLS

(Microsoft Excel Spreadsheet (Legacy))

Convert DOTX to XLSX

(Open XML Workbook)

Convert DOTX to XLSM

(Macro-enabled Spreadsheet)

Convert DOTX to XLSB

(Excel Binary Workbook)

Convert DOTX to XLT

(Excel 97 - 2003 Template)

Convert DOTX to XLTX

(Excel Template)

Convert DOTX to XLTM

(Excel Macro-Enabled Template)

Convert DOTX to XLAM

(Excel Macro-Enabled Add-In)

Convert DOTX to CSV

(Comma Seperated Values)

Convert DOTX to TSV

(Tab Seperated Values)

Convert DOTX to DIF

(Data Interchange Format)

Convert DOTX to SXC

(StarOffice Calc Spreadsheet)

Convert DOTX to FODS

(OpenDocument Flat XML Spreadsheet)

Convert DOTX to PPT

(Microsoft PowerPoint 97-2003)

Convert DOTX to PPTX

(Open XML presentation Format)

Convert DOTX to PPS

(PowerPoint Slide Show)

Convert DOTX to PPSX

(PowerPoint Slide Show)

Convert DOTX to PPSM

(Macro-enabled Slide Show)

Convert DOTX to POT

(Microsoft PowerPoint Template Files)

Convert DOTX to POTX

(Microsoft PowerPoint Template Presentation)

Convert DOTX to PPTM

(Macro-enabled Presentation File)

Convert DOTX to POTM

(Microsoft PowerPoint Template File)

Convert DOTX to ODT

(OpenDocument Text File Format)

Convert DOTX to OTT

(OpenDocument Standard Format)

Convert DOTX to OTP

(OpenDocument Standard Format)

Convert DOTX to ODP

(OpenDocument Presentation Format)

Convert DOTX to ODS

(OpenDocument Spreadsheet)

Convert DOTX to EMZ

(Windows Compressed Enhanced Metafile)

Convert DOTX to WMZ

(Compressed Windows Metafile)

Convert DOTX to SVG

(Scalar Vector Graphics)

Convert DOTX to SVGZ

(Compressed Scalable Vector Graphics)

Convert DOTX to XPS

(XML Paper Specifications)

Convert DOTX to TEX

(LaTeX Source Document)

Convert DOTX to DCM

(DICOM Image)

Convert DOTX to WMF

(Windows Metafile)

Convert DOTX to EMF

(Enhanced Metafile Format)

Convert DOTX to BMP

(Bitmap Image File)

Convert DOTX to PNG

(Portable Network Graphic)

Convert DOTX to GIF

(Graphical Interchange Format)

Convert DOTX to JPEG

(Joint Photographic Expert Group Image)

Convert DOTX to TIFF

(Tagged Image File Format)

Convert DOTX to WEBP

(Raster Web Image Format)

Convert DOTX to JP2

(JPEG 2000 Core Image)

Convert DOTX to TGA

(Truevision Graphics Adapter)

Convert DOTX to PSB

(Photoshop Large Document Format)

Convert DOTX to PSD

(Photoshop Document)

Convert DOTX to EPUB

(Open eBook File)

Convert DOTX to MD

(Markdown Language)

Convert DOTX to FODP

(Formula One for Data Presentation)

Convert DOTX to JPG

(Joint Photographic Expert Group Image)

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