XLS files are Excel workbook files created in Excel 97 or Excel 2003. The 2007, 2010 and 2013 versions of the program use the XLSX format by default to save workbooks, but can also use the XLS format.

What Is an XLSX File? XLSX file extension belongs to Microsoft Excel sheets. Microsoft Excel is used to create data files wherein it stores data in text and numerical forms in cells. There are several ...

Hamza is a certified Technical Support Engineer. The ‘Excel Cannot Open the File’ error usually occurs when attempting to open an older Excel file with a newer ...

For fixing Windows errors, we recommend Fortect: Fortect will identify and deploy the correct fix for your Windows errors. Follow the 3 easy steps to get rid of Windows errors: If you’re working with ...

Convert OpenOffice.org Calc spreadsheets into a Microsoft Excel file to take advantage of Excel's built-in tools. OpenOffice.org spreadsheets default to a .xsc file extension, which certain versions ...