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.

If you cannot open the Excel file from its location, simply open any Excel file and click the File tab. Then, go to Open > Browse and select the file giving error ...

It’s been a while since the new version of Outlook overtook the old classic version, but users are still unhappy with it. The latest issue? Certain Excel attachments aren’t opening in Outlook anymore, ...

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 ...

Spreadsheets: love them or hate them, they are a part of modern-day life and Microsoft’s Excel software is the go-to for most users spreadsheet needs. But what happens when you want to edit a ...

Microsoft on Thursday reissued its for Excel 2000 security update, which is designed to resolve a software bug that prevents users from opening files created in certain foreign languages. The latest ...