WKS File Extension

Works Spreadsheet

File Type wks
Developer Microsoft
Popularity
4.4 (39 votes)
Application Microsoft Works
Category Spreadsheet Files
Format Binary

What is a WKS file?

The WKS extension is related to Works Spreadsheet and is classified in the Spreadsheet Files category, which contains 113 files.

The Works Spreadsheet (WKS), created by Microsoft, is one of file format they developed, and they also built 242 programs to support them.

WKS files are supported by Windows. When working with WKS files, you can rely on 2 programs, including Microsoft Works and Microsoft Excel.

Programs that support WKS files

Windows ²

Windows

How to open a WKS file?

If you can’t open a WKS file, it is usually because the necessary software is missing. To resolve the issue, select the right program from the list for your operating system. Then go to the official website of the developer, download the software, and install it.

Microsoft Works and Microsoft Excel stand out as the preferred programs to manage WKS files effectively. To get the latest version of Microsoft Works, open the Microsoft website where a universal installer for all operating systems is available.

When you finish installing Microsoft Works, the system will automatically launch WKS files with it.

Set Microsoft Works to open WKS by default

Change default apps on Mac

Right-click or use Control + Left-click on the desired WKS file to access the file’s context menu;
Choose "Open in Application" and click "Other";
At the bottom of the window, you will see the "Enable" menu. It is already set to the default option, "Recommended Programs";
Within this menu, select "All Programs" and then search for Microsoft Works. Check the box next to "Always open in app" to make it the default program.

Set default programs for Windows

Take the first step by right-clicking on your WKS file. Next, select "Open With" and then choose "Choose another app" from the available options;
Find the Microsoft Works application in the pop-up window and select it as your preferred program;
Select the "Always use this application" check box and click "OK" to save your selection as the default application for opening WKS files.

Convert files to and from WKS

If a WKS file is difficult to handle, you might try converting it to formats such as PDF, XLS, DOC, XLSX, SLK or similar, which may be easier to work with.

Be aware that converting a WKS file may reduce some features, but you can usually revert it to the original format.

Convert WKS to other file formats

Converting Files to WKS Format

Easy WKS Troubleshooting

When facing challenges with WKS files, simple adjustments in your software can often solve the problem. Find helpful troubleshooting guidance below.

How do I know if my WKS file has been damaged?

WKS spreadsheet files that have become corrupted may display one or more of the following symptoms:

Error alerts occur when actions are performed on the file;
The file exhibits poor performance during editing operations in Microsoft Works;
When opening the file, errors occur or the inability to access its contents;
Unexplained WKS file size inflation;
Microsoft Works or other programs stop responding or crash when trying to handle the file;

Why does Microsoft Works quit or crash unexpectedly?

Lack of software updates is a possible reason behind Microsoft Works crash. Keep your Microsoft products up to date by installing the latest updates.

Restarting your computer is often an effective solution to resolve various common problems. Therefore, it is recommended to do so before making any changes to the software configuration.

What methods can be used to repair a damaged WKS file?

In a data recovery program, open the damaged WKS file and select the "Repair" menu option. Allow the recovery process to complete, which will automatically repair the damaged spreadsheet files.

How to edit a WKS file?

To make changes to WKS files, you need specialized software that allows both opening and editing the spreadsheet files. Online WKS editors offer fewer capabilities than applications optimized for Works Spreadsheet.

Best WKS Editor Software in 2026

After analyzing the criteria, we have created a list of WKS editors available for use.

WKS Editor Software	Developer	Platforms	Overall Rating
Microsoft Works	Microsoft	Windows	4.9 out of 5 (42 reviews)

‹ WKU | WKQ ›