All about XNK Files

The XNK file type is primarily associated with Exchange.

XNK	File extension: XNK
	File type:	shortcut

What is an XNK file

XNK files mostly belong to Exchange by Microsoft. An XNK file is a shortcut which opens an email folder in Exchange email and calendaring software. Exchange generates an XNK file when a user drags one or more folders from Exchange onto the desktop of a Windows environment.

How to open XNK files

You need a suitable software like Exchange to open an XNK file. You need a suitable software like Exchange from Microsoft to open an XNK file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your XNK file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a XNK file directly in the browser:. Just drag the file onto this browser window and drop it.

Online XNK Text Viewer

Choose your .xnk file to analyze

or drag and drop it here

Online File Viewer

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.XNK File Won't Open? Here is What You Can Do

Because .XNK files can originate from different programs, they aren't universally openable with standard software.

1. Identify the Source: You may receive this file from a colleague sharing a mailbox link or an IT administrator configuring email, suggesting a Microsoft Exchange folder shortcut.
2. Check the Header: Open the file in a text editor or hex viewer to inspect its first bytes.
   • Readable text or file paths often indicate a standard shortcut.
   • Unreadable binary data suggests a proprietary Microsoft format.
3. Use the Original Software: The original program is usually required to open it properly. Try using Microsoft Outlook or Microsoft Exchange Server, or ask the sender if uncertain.
4. Use this Webpage: Drag and drop your .XNK file into our viewer above to detect its format, extract readable metadata, and preview its contents.

XNK format details:

To find out what program is needed to open XNK files, you need to determine the file format. A file format is determined by the file extension and signature, so JPEG images have the extension .jpg and the first bytes in the file are ÿØÿ. File extension, signature and file format must match; otherwise errors will occur when the file is opened. Knowledge is power - this also applies when dealing with unknown or faulty files. In the following you will find our evaluation of the XNK files:

XNK is rarely used as a file extension and mainly uses a defined XNK format. The following file formats are most commonly found in XNK files:

• 99% of all XNK files are associated with Microsoft Exchange Server Shortcut. They consist of illegible, cryptic characters. The file size is in the range of 270 bytes to 480 bytes. The file type was used 20 years ago but is still in use today. The files contain the following words: NITA, mspst.dll, Users, Local and AppData. These files are often associated with contacts, and often include person-related information.

The remaining 1% of all XNK files are files with no common format. If you want to find out which format your XNK file belongs to, just click on the button "Choose your .xnk file to analyze".