This article shows you how to send a document (e.g. a PDF file, an MP4 file, a WAV file, etc.) document to a WhatsApp group in Microsoft’s .NET language: C# using Visual Studio 2019.
If you are using Visual Studio 2022, please read this tutorial instead.
To send a PDF document to a WhatsApp group in C#, do this:
- First, learn how to send a simple text message to a group on the official site.
- With the above knowledge, you can now download our sample code.
- Locate the file
cs/send-pdf-group.cs. - Study the
C#source code and customize the TODO/FIXME lines.- Among other things, you must name your group creatively. Otherwise, the group may not receive the message.
- Run the
C#program in Visual Studio to send your group the first PDF file!
Happy coding :)