How to Open an XLS File in Excel. 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 ...

If your Excel files are opening in Notepad on Windows PC, here's how you can reset the settings to make .xls, .xlsx, etc files open in Excel.

Want to convert an Excel file (XLSX or XLS) to GPX format on Windows 11/10? Checkout a free software and online tool to do that.

If you frequently use Excel to create and edit spreadsheets on your Mac, you may want to access the same files while you’re on the go with just your iPad. Although Microsoft hasn’t released an ...