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1043532-d: Resolved the live errors in PDF UG documentation #3878

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1043532-d: Resolved the live errors in PDF UG documentation
sameerkhan001 Jul 25, 2026
8bdb6fc
1043532-d: Added missing changes
sameerkhan001 Jul 25, 2026
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1 change: 0 additions & 1 deletion Document-Processing/PDF/PDF-Library/NET/Assemblies-Required.md
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Expand Up @@ -138,7 +138,6 @@ N> 1. The .NET Standard assemblies are available at the following Essential Stud
{Installed directory}\Syncfusion<sup>&reg;</sup>\Essential Studio{Product version}\precompiledassemblies\{Product version}\
N> 2. Syncfusion<sup>&reg;</sup> components are also available on [nuget.org](https://www.nuget.org/packages?q=syncfusion).
N> 3. Starting with **v16.2.0.x**, if you reference Syncfusion<sup>&reg;</sup> assemblies from the trial setup or from the NuGet feed, you must also include a license key in your projects. Refer to the [licensing overview](https://help.syncfusion.com/common/essential-studio/licensing/overview) to learn how to register the Syncfusion<sup>&reg;</sup> license key in your application.
N> 4. For .NET Core, .NET 5+, .NET MAUI, WinUI, and Blazor, Syncfusion recommends using the NuGet packages for easier version management and dependency resolution.

## Converting HTML to PDF

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6 changes: 2 additions & 4 deletions ...-Library/NET/Loading-and-saving-document/Open-and-Save-PDF-Documents-in-MAUI.md
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Expand Up @@ -12,7 +12,7 @@ keywords: maui os save pdf, maui os load pdf, c# save pdf, c# load pdf
The [.NET MAUI PDF library](https://www.syncfusion.com/document-sdk/net-pdf-library) is used to create, read, and edit PDF documents programmatically without the dependency on Adobe Acrobat. Using this library, you can **open and save a PDF document in .NET MAUI**.

**Prerequisites:**
To create .NET Multi-platform App UI (.NET MAUI) apps, you need the latest versions of Visual Studio 2022 and .NET 6. For more details, refer [here](https://learn.microsoft.com/en-us/dotnet/maui/get-started/installation?view=net-maui-7.0&tabs=vswin).
To create .NET Multi-platform App UI (.NET MAUI) apps, you need the latest versions of Visual Studio 2022 and .NET 8. For more details, refer [here](https://learn.microsoft.com/en-us/dotnet/maui/get-started/installation?view=net-maui-7.0&tabs=vswin).

## Steps to open and save PDF documents programmatically in .NET MAUI

Expand Down Expand Up @@ -219,6 +219,4 @@ Download the helper files from this [link](https://www.syncfusion.com/downloads/
</tr>
</table>

Click [here](https://www.syncfusion.com/document-sdk/net-pdf-library) to explore the rich set of Syncfusion<sup>&reg;</sup> PDF library features.


Click [here](https://www.syncfusion.com/document-sdk/net-pdf-library) to explore the rich set of Syncfusion<sup>&reg;</sup> PDF library features.
10 changes: 5 additions & 5 deletions ...Library/NET/Loading-and-saving-document/Open-and-save-PDF-document-in-Blazor.md
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Expand Up @@ -13,16 +13,16 @@ The [Blazor PDF library](https://www.syncfusion.com/document-sdk/net-pdf-library

**Prerequisites:**

* Visual Studio 2019 Preview
* Install the [.NET Core SDK 3.1 Preview](https://dotnet.microsoft.com/en-us/download/dotnet/3.1)
* Visual Studio 2022 Preview
* Install the [.NET Core SDK](https://dotnet.microsoft.com/en-us/download/dotnet)

**Creating a Blazor project**

* Enable Visual Studio to use preview SDKs.
* Open Tools > Options in the menu bar.
* Open the Projects and Solutions node. Open the .NET Core tab.
* Check the box for Use previews of the .NET Core SDK and click OK.
* Restart the Visual Studio 2019.
* Restart the Visual Studio 2022.

## Server app

Expand Down Expand Up @@ -404,6 +404,6 @@ By executing the program, you will get the **PDF document** as follows.

N> Even though PDF library works in WASM app, it is recommended to use server deployment. Since the WASM app deployment increases the application payload size.

Kindly explore the [supported and unsupported features of PDF library in Blazor](https://www.syncfusion.com/document-processing/pdf-framework/blazor/pdf-library).
Kindly explore the [supported and unsupported features of PDF library](https://help.syncfusion.com/document-processing/pdf/pdf-library/net/supported-and-unsupported-features).

Click [here](https://www.syncfusion.com/document-processing/pdf-framework/blazor) to explore the rich set of Syncfusion<sup>&reg;</sup> PDF library features.
Click [here](https://www.syncfusion.com/document-sdk/net-pdf-library) to explore the rich set of Syncfusion<sup>&reg;</sup> PDF library features.
94 changes: 48 additions & 46 deletions Document-Processing/PDF/PDF-Library/NET/Open-PDF-file.md
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@@ -1,14 +1,15 @@
---
title: Open PDF file in C# and VB.NET | Syncfusion
description: This page describes how to open PDF file from or to file system, and stream in C# and VB.NET using Syncfusion .NET PDF library.
description: This page describes how to open a PDF file from the file system, a stream, or a byte array in C# and VB.NET using the Syncfusion .NET PDF library.
platform: document-processing
control: PDF
documentation: UG
---
# Open PDF file in C# and VB.NET

## Namespace required
The following namespaces of Essential<sup><sup>&reg;</sup></sup> PDF need to be included in your application to load the PDF document.
## Namespaces required

The following namespace of the Essential<sup>&reg;</sup> PDF library must be included in your application to load a PDF document.

{% tabs %}

Expand All @@ -34,116 +35,116 @@ Imports Syncfusion.Pdf.Parsing

## Opening an existing PDF document

You can open an existing PDF document by using the [PdfLoadedDocument](https://help.syncfusion.com/cr/document-processing/Syncfusion.Pdf.Parsing.PdfLoadedDocument.html) class. The following example shows how to load an existing document from physical path.
You can open an existing PDF document by using the [PdfLoadedDocument](https://help.syncfusion.com/cr/document-processing/Syncfusion.Pdf.Parsing.PdfLoadedDocument.html) class. The following example shows how to load an existing document from a physical path on the file system.

{% tabs %}

{% highlight c# tabtitle="C# [Cross-platform]" %}

//Open an existing PDF document from stream through constructor of `PdfLoadedDocument` class.
//Open an existing PDF document from a file path through the `PdfLoadedDocument` constructor.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(@"Input.pdf");

{% endhighlight %}

{% highlight c# tabtitle="C# [Windows-specific]" %}

//Open an existing document from file system.
//Open an existing document from the file system.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument("Input.pdf");

{% endhighlight %}

{% highlight vb.net tabtitle="VB.NET [Windows-specific]" %}

'Open an existing document from file system.
'Open an existing document from the file system.
Dim loadedDocument As New PdfLoadedDocument("Input.pdf")

{% endhighlight %}

{% endtabs %}

## Opening an existing PDF document from Stream
## Opening an existing PDF document from a stream

You can open an existing document from stream by using [PdfLoadedDocument](https://help.syncfusion.com/cr/document-processing/Syncfusion.Pdf.Parsing.PdfLoadedDocument.html) class as shown below.
You can open an existing document from a stream by using the [PdfLoadedDocument](https://help.syncfusion.com/cr/document-processing/Syncfusion.Pdf.Parsing.PdfLoadedDocument.html) class as shown below.

{% tabs %}

{% highlight c# tabtitle="C# [Cross-platform]" %}

//Open an existing PDF document from stream through constructor of `PdfLoadedDocument` class.
//Open an existing PDF document from a stream through the `PdfLoadedDocument` constructor.
FileStream inputPDFStream = new FileStream(@"Input.pdf", FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFStream);

{% endhighlight %}

{% highlight c# tabtitle="C# [Windows-specific]" %}
{% highlight c# tabtitle="C# [Windows-specific]" %}

//Opens an existing document from stream.
//Open an existing document from a stream.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFStream);

{% endhighlight %}

{% highlight vb.net tabtitle="VB.NET [Windows-specific]" %}

'Opens an existing document from stream.
'Open an existing document from a stream.
Dim loadedDocument As New PdfLoadedDocument(inputPDFStream)

{% endhighlight %}

{% endtabs %}

## Opening an existing PDF document from byte array
## Opening an existing PDF document from a byte array

You can open an existing document from byte array by using [PdfLoadedDocument](https://help.syncfusion.com/cr/document-processing/Syncfusion.Pdf.Parsing.PdfLoadedDocument.html) class as shown in the below code example.
You can open an existing document from a byte array by using the [PdfLoadedDocument](https://help.syncfusion.com/cr/document-processing/Syncfusion.Pdf.Parsing.PdfLoadedDocument.html) class as shown in the following code example.

{% tabs %}

{% highlight c# tabtitle="C# [Cross-platform]" %}

//Open an existing document from byte array.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFByteArray);
//Open an existing document from a byte array.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFByteArray);

{% endhighlight %}

{% highlight c# tabtitle="C# [Windows-specific]" %}

//Open an existing document from byte array.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFByteArray);
//Open an existing document from a byte array.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFByteArray);

{% endhighlight %}

{% highlight vb.net tabtitle="VB.NET [Windows-specific]" %}

'Opens an existing document from byte array.
'Open an existing document from a byte array.
Dim loadedDocument As New PdfLoadedDocument(inputPDFByteArray)

{% endhighlight %}

{% endtabs %}

## Opening an Encrypted PDF document
## Opening an encrypted PDF document

You can open an existing encrypted PDF document from either the file system or the stream or the byte array using [PdfLoadedDocument](https://help.syncfusion.com/cr/document-processing/Syncfusion.Pdf.Parsing.PdfLoadedDocument.html#Syncfusion_Pdf_Parsing_PdfLoadedDocument__ctor_System_Byte___System_String_) class as shows in the below code example.
You can open an existing encrypted PDF document from the file system, a stream, or a byte array using the [PdfLoadedDocument](https://help.syncfusion.com/cr/document-processing/Syncfusion.Pdf.Parsing.PdfLoadedDocument.html#Syncfusion_Pdf_Parsing_PdfLoadedDocument__ctor_System_Byte___System_String_) class, as shown in the following code examples.

{% tabs %}

{% highlight c# tabtitle="C# [Cross-platform]" %}

//Open an encrypted PDF document from stream through constructor of `PdfLoadedDocument` class.
//Open an encrypted PDF document from a file path through the `PdfLoadedDocument` constructor.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(@"Input.pdf", "password");

{% endhighlight %}

{% highlight c# tabtitle="C# [Windows-specific]" %}

//Open an existing encrypted document from disk.
//Open an existing encrypted document from the file system.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument("Input.pdf", "password");

{% endhighlight %}

{% highlight vb.net tabtitle="VB.NET [Windows-specific]" %}

'Open an existing encrypted document from disk.
Dim loadedDocument As New PdfLoadedDocument("Input.pdf","password")
'Open an existing encrypted document from the file system.
Dim loadedDocument As New PdfLoadedDocument("Input.pdf", "password")

{% endhighlight %}

Expand All @@ -153,23 +154,23 @@ Dim loadedDocument As New PdfLoadedDocument("Input.pdf","password")

{% highlight c# tabtitle="C# [Cross-platform]" %}

//Open an encrypted PDF document from stream through constructor of `PdfLoadedDocument` class.
//Open an encrypted PDF document from a stream through the `PdfLoadedDocument` constructor.
FileStream inputPDFStream = new FileStream(@"Input.pdf", FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFStream, "password");

{% endhighlight %}

{% highlight c# tabtitle="C# [Windows-specific]" %}

//Open an existing encrypted document from byte array.
//Open an existing encrypted document from a stream.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFStream, "password");

{% endhighlight %}

{% highlight vb.net tabtitle="VB.NET [Windows-specific]" %}

'Open an existing encrypted document from stream.
Dim loadedDocument As New PdfLoadedDocument(inputPDFStream,"password")
'Open an existing encrypted document from a stream.
Dim loadedDocument As New PdfLoadedDocument(inputPDFStream, "password")

{% endhighlight %}

Expand All @@ -179,50 +180,50 @@ Dim loadedDocument As New PdfLoadedDocument(inputPDFStream,"password")

{% highlight c# tabtitle="C# [Cross-platform]" %}

//Open an existing encrypted document from byte array.
//Open an existing encrypted document from a byte array.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFByteArray, "password");

{% endhighlight %}

{% highlight c# tabtitle="C# [Windows-specific]" %}

//Open an existing encrypted document from byte array.
//Open an existing encrypted document from a byte array.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFByteArray, "password");

{% endhighlight %}

{% highlight vb.net tabtitle="VB.NET [Windows-specific]" %}

'Open an existing encrypted document from byte array.
Dim loadedDocument As New PdfLoadedDocument(inputPDFByteArray,"password")
'Open an existing encrypted document from a byte array.
Dim loadedDocument As New PdfLoadedDocument(inputPDFByteArray, "password")

{% endhighlight %}

{% endtabs %}

## Opening a corrupted PDF document

You can open a corrupted PDF document from either the file system or the stream or the byte array using the [PdfLoadedDocument](https://help.syncfusion.com/cr/document-processing/Syncfusion.Pdf.Parsing.PdfLoadedDocument.html#Syncfusion_Pdf_Parsing_PdfLoadedDocument__ctor_System_Byte___System_String_System_Boolean_) as shown below.
You can open a corrupted PDF document from the file system, a stream, or a byte array using the [PdfLoadedDocument](https://help.syncfusion.com/cr/document-processing/Syncfusion.Pdf.Parsing.PdfLoadedDocument.html#Syncfusion_Pdf_Parsing_PdfLoadedDocument__ctor_System_Byte___System_String_System_Boolean_) class, as shown below. The `OpenAndRepair` constructor enables repair mode so that the library can attempt to recover the document's structure.

{% tabs %}

{% highlight c# tabtitle="C# [Cross-platform]" %}

//Open an existing corrupted PDF document from stream through constructor of `PdfLoadedDocument` class.
//Open an existing corrupted PDF document from a file path through the `PdfLoadedDocument` constructor (OpenAndRepair overload).
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(@"Input.pdf", true);

{% endhighlight %}

{% highlight c# tabtitle="C# [Windows-specific]" %}

//Open an existing corrupted document from disk.
//Open an existing corrupted document from the file system.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument("Input.pdf", true);

{% endhighlight %}

{% highlight vb.net tabtitle="VB.NET [Windows-specific]" %}

'Open an existing corrupted document from disk.
'Open an existing corrupted document from the file system.
Dim loadedDocument As New PdfLoadedDocument("Input.pdf", True)

{% endhighlight %}
Expand All @@ -233,22 +234,22 @@ Dim loadedDocument As New PdfLoadedDocument("Input.pdf", True)

{% highlight c# tabtitle="C# [Cross-platform]" %}

//Open an existing corrupted PDF document from stream through constructor of `PdfLoadedDocument` class.
//Open an existing corrupted PDF document from a stream through the `PdfLoadedDocument` constructor (OpenAndRepair overload).
FileStream inputPDFStream = new FileStream(@"Input.pdf", FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFStream, true);

{% endhighlight %}

{% highlight c# tabtitle="C# [Windows-specific]" %}

//Open an existing corrupted document from stream.
//Open an existing corrupted document from a stream.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFStream, true);

{% endhighlight %}

{% highlight vb.net tabtitle="VB.NET [Windows-specific]" %}

'Open an existing corrupted document from stream.
'Open an existing corrupted document from a stream.
Dim loadedDocument As New PdfLoadedDocument(inputPDFStream, True)

{% endhighlight %}
Expand All @@ -259,26 +260,27 @@ Dim loadedDocument As New PdfLoadedDocument(inputPDFStream, True)

{% highlight c# tabtitle="C# [Cross-platform]" %}

//Open an existing corrupted document from byte array.
//Open an existing corrupted document from a byte array.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFByteArray, true);

{% endhighlight %}

{% highlight c# tabtitle="C# [Windows-specific]" %}

//Open an existing corrupted document from byte array.
//Open an existing corrupted document from a byte array.
PdfLoadedDocument loadedDocument = new PdfLoadedDocument(inputPDFByteArray, true);

{% endhighlight %}

{% highlight vb.net tabtitle="VB.NET [Windows-specific]" %}

'Open an existing corrupted document from byte array.
'Open an existing corrupted document from a byte array.
Dim loadedDocument As New PdfLoadedDocument(inputPDFByteArray, True)

{% endhighlight %}

{% endtabs %}

N> 1. The OpenAndRepair overload is capable of resolving basic cross reference offset issues and cannot repair complex document corruption.
N> 2. Using this overload may cause performance delay when compared with other overloads, due to the repairing process.
N> 1. The OpenAndRepair overload can resolve basic cross-reference offset issues and cannot repair complex document corruption.
N> 2. Using this overload may cause a performance delay when compared with other overloads, due to the repair process.
N> 3. If the document is encrypted, supply the password as an additional constructor argument: `new PdfLoadedDocument("Input.pdf", "password", true)`.
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