Convert your XLSB files to MHTML in .NET easily. You can use just a couple of C# code lines in any platform of your choice like - Windows, Linux, macOS. You can try XLSB to MHTML conversion for free and evaluate conversion results quality. Along with simple file conversion scenarios you can try more advanced options for loading source XLSB file and for saving output MHTML result.

For example, for the source XLSB file you may use the following load options:

auto-detect file format;
specify password for protected files (if file format supports it);
replace missing fonts to preserve document appearance.

There are also advanced convert options for the MHTML file:

convert specific document page or page range;
add a watermark to the converted MHTML file and many more.

Once conversion is completed you can save your MHTML file to the local file path or any third-party storage like FTP, Amazon S3, Google Drive, Dropbox etc. Please note - to convert XLSB to MHTML there is no need for any additional software installed - like MS Office, Open Office, Adobe Acrobat Reader etc.

Steps to convert XLSB to MHTML in C#

GroupDocs.Conversion for .NET makes it easy for developers to convert a XLSB file to MHTML with a few lines of code.

Create an instance of the Converter class and provide the file XLSB with the full path
Create and set ConvertOptions for MHTML type.
Call the Converter.Convert method and pass the full path and format (MHTML) as a parameter

System Requirements

Basic conversion with GroupDocs.Conversion for .NET can be done in just a few simple steps. Our APIs are supported on all major platforms and operating systems. Before executing the code below, make sure you have the following prerequisites installed on your system.

Operating systems: Microsoft Windows, Linux, MacOS
Development environments: Microsoft Visual Studio, Xamarin, MonoDevelop
Frameworks: .NET Framework, .NET Standard, .NET Core, Mono
Get the latest GroupDocs.Conversion for .NET from Nuget

// Load source file XLSB for conversion
  var converter = new GroupDocs.Conversion.Converter("input.xlsb");
  // Prepare conversion options for target format MHTML
  var convertOptions = converter.GetPossibleConversions()["mhtml"].ConvertOptions;
  // Convert to MHTML format
  converter.Convert("output.mhtml", convertOptions);