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.

XLS is the default file type for Microsoft Office Excel files. It is compatible with nearly all programs that read spreadsheet files. If you are looking to manage your spreadsheets while you're on the ...

If you notice that your Excel files are opening in Notepad, then read this post to learn how to fix the issue. The default behavior of a document or file is to open in the application with which it ...

Upgrade from standard Excel workbooks to specialized formats that shrink, shield, and streamline your spreadsheets.

how the SAS/ACCESS interface works. XLS files contain data in the form of Microsoft Excel spreadsheets. Unless otherwise noted, Excel 4 and Excel 5 files are referred to collectively throughout this ...

Excel files bloat from ghost used ranges, formatting, pivot caches, and images. These quick fixes massively cut the size of ...

This month's monster security patch for Office breaks Excel when it tries to open HTML files, and it seems unlikely Microsoft will fix the problem Excel users are reporting an odd bug in the way Excel ...

Here is a tutorial to convert CSV to XLS or XLSX using the command-line interface in Windows 11/10. There are multiple ways to convert a CSV file to Excel formats (XLS, XLSX). You can use Microsoft ...

Image sourced from The Verge. So, if the question, “Can you recover deleted Excel files on Windows or Mac?” is bothering you, well, its answer depends on some factors. First, you have to think about ...