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.

There are many people who have Windows as well as Mac computers and use both these OSs. When you do so, you might sometimes face difficulties like opening a file created by one OS on the other ...

Google Docs and Google's Cloud Connect toolbar for Microsoft Office combine to let you do simple editing of Word and Excel files on an iPad without having to pay for a separate app. Dennis O'Reilly ...

If you see the “The file couldn’t open in protected view” error while opening Microsoft Excel, the solutions listed in this post may help you resolve the issue ...

How to Open Excel 2007 Files As Separate Windows. 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 ...

While it is technically possible to open an Excel file in Notepad, this is not a good idea. Excel files are binary files that contain complex formatting and data structures. When you open an Excel ...

There are a few ways you can convert a PDF to Excel, including through Microsoft Office apps and Adobe Acrobat.