.XLSHTML File Extension
File TypeMicrosoft Excel HTML Spreadsheet
What is an XLSHTML file?
An XLSHTML file is an HTML version of a spreadsheet created with Microsoft Excel, a spreadsheet productivity application. It contains the HTML representation of the source .XLS spreadsheet file, and is typically published online to be viewed in a web browser.
How do I open an XLSHTML file?
Unfortunately, there are no known applications that fully support the XLSHTML format since Microsoft Excel dropped support for it.