A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data.
You can open them using Excel 2010 and convert to the required format.
By default the .wk4 files are blocked in excel 2010, there is an option that you can enable to open the files, however you cannot save the file in.wk4 format
Steps to open a .wk4 in Excel 2010:
- File >> Options>> TrustCenter>>TrustCenter settings
- File Block settings>> enable to file type you want excel to open
BLACK BARRON
P.S : Please post back with the status of the issue. If this post was helpful to you, please vote for my post If this post has helped you resolve your issue, please mark my post as answered.