Microsoft Excel has several features designed to help you recover unsaved versions of files and prevent data loss.

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 you work with multiple Excel files over the course of a workday, and especially if you use a dual-monitor setup, you might wonder how you can launch each Excel file in its own window so you can ...

The Online Tech Tips blog explains how to use a registry hack to add an "Open in New Excel Instance" item to your context menu—which will open your spreadsheet in a separate copy of Excel, so ...