A daily updated filename extension database!

XLK file extension

The table below provides useful information about the .xlk file extension. It answers questions such as:

  • What is the .xlk file?
  • What program do I need to open a .xlk file?
  • How can the .xlk file be opened, edited or printed?
  • How can I convert .xlk files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Microsoft Excel XLS Backup

XLK file is a Microsoft Excel XLS Backup.
XLK format description not yet available
Category: Document files
Application: Microsoft Excel
Mime-type: application/vnd.ms-excel
Magic number: -
Magic string: -
Sample: -
XLK aliases:
XLK related links:
XLK related extensions:
Comma-Separated Values

ClarisWorks Document

Data Interchange Format

Microsoft Word Document

Lotus Word Pro Document

Microsoft Word for Macintosh Document

Data Interchange Format

Microsoft PowerPoint Presentation

Revisable-Form Text

Ami Pro Document

Other types of files may also use the .xlk file extension.

🚫 The .xlk file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

clk, dlk, lk, lxk, slk, xl, xll, xlm, xlo, xmk, xpk, zlk

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Crossware Embedded Development Studio Project
COREX Lexicon Link-up Data
Corel R.A.V.E Project
Microsoft Excel Macro Definition
Microsoft Excel Worksheet
WWF RAW Game Model
Microsoft Excel Add-in
Transputer Development System Occam Compiler Link Info
XBLite Source Code
DB/TextWorks Exported Record Skeleton Definitions

🔴 Can't open a .xlk file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .xlk file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .xlk file extension, write to us!

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