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.

A ZIP file usually contains several other files that have been compressed to a smaller size and bundled into a single package with a .zip filename extension. These files are commonly used when sending ...

If you use Microsoft Excel on your Mac, you can save the spreadsheets you create and open them in Numbers, Apple’s spreadsheet app. It’s a handy feature to use in case you can’t access Microsoft’s ...

In this post, we will show you how to open and view exported TSV files on a Windows PC using Excel. You can also use free TSV file viewer software or online tools. TSV, or Tab-Separated Value Files, ...