Opening LKO Files

The LKO file type is primarily associated with Outlook Express.

LKO	File extension: LKO
	File type:	Linked Object

What is an LKO file?

LKO files mostly belong to Outlook Express by Microsoft Corporation. Use our "Online LKO Text Viewer" below to analyze your LKO file and to see all text it contains.

How do you open LKO files?

You need a suitable software like Outlook Express to open an LKO file. You need a suitable software like Outlook Express from Microsoft Corporation to open an LKO 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 LKO file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a LKO file directly in the browser:. Just drag the file onto this browser window and drop it.

Online LKO Text Viewer

Choose your .lko file to analyze

or drag and drop it here

Online File Viewer

✈

Read our privacy guarantee in Filext’s terms and privacy policy

Please allow ads on our site

This helps us keep our servers running. Then re-upload your file to view it.

Click here to see how to disable the ad blocker for filext.com

What to Do When a .LKO File Fails to Open

Because .LKO files can originate from different programs, they aren't universally openable.

Identify the Source: These files often come from older email archives or corporate workflows, suggesting they are Linked Objects created by Microsoft Corporation's Outlook Express.
Check the Header: Inspect the first bytes using a hex viewer or text editor.
- "PK" indicates a renamed ZIP archive.
- Readable XML or JSON suggests structured data.
- Specific magic bytes may point to proprietary Microsoft OLE formats.
Use the Original Software: The original program is usually required to open it properly. Try Microsoft Outlook Express, modern Outlook, or ask the sender if uncertain.
Use this Webpage: Drag and drop the file into our viewer to detect the format, extract readable text or metadata, and preview contents when possible.

Technical Data for LKO File Extension

Related files:

boe, mbx, nws

an lko Linked Object is a special file format by Microsoft Corporation and should only be edited and saved with the appropriate software.

How to solve problems with LKO files

Associate the LKO file extension with the correct application.
Update your software that should actually open linked objects. Because only the current version supports the latest LKO file format. Search, therefore, e.g. on the Microsoft Corporation manufacturer website after an available Outlook Express update.
To make sure that your LKO file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .LKO file online - secure, fast, and no downloads needed.