Category Archive: GroupDocs.Merger Product Family

How to Password Protect and Remove Protection from Word Documents using C#

Let's discuss how we can restrict the access to the Word documents by making them password protected. We have already learned to lock and unlock PDF, and PowerPoint files. In this article, we will see how to password protect a Word document using C#. Further, we will learn to remove the password to unlock Word documents, and lastly, how to change the existing password of DOC & DOCX files within the .NET applications.

The following topics are discussed in this article:

  • .NET API to Password Protect Word Documents
  • Add Password to Word Document
  • Change Password of Word Document
  • How to Remove Password from Word Document
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Lock & Unlock PowerPoint Files with Password using C#

Today, we will provide password protection to our presentation files programmatically. In this article, we will see how to lock PowerPoint presentation files with password protection in C#. Further, we will learn to unlock these by removing the password and also how to change the existing password of PPT & PPTX presentation files.

The following topics are discussed in this article:

  • .NET API to Protect PowerPoint PPT/PPTX with Password
  • Lock PowerPoint Files by adding Password
  • Change PPT/PPTX Password in C#
  • How to Remove PowerPoint Presentation Password
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Lock & Unlock PDF Files with Password using C#

Let's learn to secure our documents from unauthorized access. Previously we discussed adding text and image watermarks to the documents to avoid and illegal use. In this article, we will see how to add password protection to PDF documents to get them locked using C#. Additionally, we will change the existing password and also learn to remove the password to make the PDF unlocked.

The following topics are discussed in this article:

  • .NET API for Password Protection of PDF files
  • Lock PDF Files by adding Password
  • Change PDF Password in C#
  • How to Remove PDF Password - Unlock PDF
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Different Ways to Split PDF Files in Java

PDF is among the most famous file formats that support textual, graphical, and many other elements. One of the reasons for its popularity is its portability. In certain cases, you may need to split a large PDF file into multiple files. To address this programmatically, this article discusses different ways of how to split PDF files in Java.

The following topics are covered in this article:

  • Java API to Split PDF Files
  • Split PDF into Multi-Page Files
  • Split PDF into Multiple Single Pages Files
  • Extract Pages from PDF Files by Range in Java
  • Extract Pages from PDF Files using Even or Odd Filter in Java
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How to Split PDF Files using C#

PDF is one of the most commonly used file formats which is highly portable. As a developer, you may have faced the scenario to split large PDF files programmatically. Today, this article discusses different ways of how to split PDF files using C# in .NET applications.

  • .NET API to Split PDF Files
  • Split PDF into Multi-Page Files
  • Extract Pages from PDF Files by Range
  • Extract Pages from PDF Files using Even or Odd Filter
  • Split PDF into Multiple Single Pages Files
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Merge Multiple File Types into One using Java

Merging different documents is often required when you intend to gather the scattered data of different documents into one single file. In this article, you will learn to automate the documents merging process. This will show how to programmatically merge multiple documents of either the same or different file types into one file using Java. In another post, we discussed merging multiple files of different formats using C#.

The following topics are covered in this article:

  • Java API - Merge Multiple Files
  • Merge PDF, Word, Excel files into one PDF
  • Merge Selective Pages of Multiple files into One File

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Merge Multiple File Types into Single Document using C#

To combine the data that is present in multiple documents, and sometimes in documents of different file types, there comes the need to merge all your documents or the portion of the documents into one. In this article, you will learn, how to merge multiple documents of either the same or different file types in one file using C#.

The following are the topics covered in this article:

  • .NET API - Merge Multiple Document Types
  • Merge PDF, Word, Excel files into one PDF
  • Merge Selective Pages of Multiple files into One File

Continue Reading ...

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Insert OLE Objects in Word, Excel, PowerPoint using Java

Today, we will be learning to embed PDF and other different documents as OLE objects in Word, Excel, PowerPoint files using Java. For embedding the documents via Object Linking and Embedding, we will be using the GroupDocs.Merger for Java API that also allows us to efficiently combine/merge and split multiple documents with minimum lines of Java code.

Steps shown here will guide you to:
  • Insert PDF as OLE object into MS Word document.
  • Embed Word document as OLE object into Excel spreadsheet.
  • Insert Excel sheets as OLE object into presentations.
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Merge PDF, Word Documents, Spreadsheets, Presentation Files in C#

Today, we will learn to programmatically merge PDF, Word documents, spreadsheets, presentations using C#. In an earlier post, we have seen the merging and splitting of documents using Java.

merge multiples pdf, word, excel, ppt files using csharp dotnet

This article will also show you the code examples regarding:

I will be using the GroupDocs.Merger for .NET in all the examples below. Before you proceed, you may get the API from either of the following options:… Continue Reading

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Split or Merge PDF, Word, Excel Documents in Java

Worried about merge or split documents of various types in multiple platforms? There could be many statements in your mind:

  • How to merge PDF documents together in Java?
  • Want to split word documents, or merge excel spreadsheets.
  • What to do if I need to merge PPT/PPTX presentations.
  • Many more questions, the list may not end.
Split or Merge PDF, Word, Excel documents in Java
GroupDocs.Merger for Java

GroupDocs provides a document merging solution for all such requirements. It’s Java API allows you to merge documents and manipulate document structure in Java across a

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