Excel is the backbone of modern life, powering everything from your personal mortgage calculations to complex corporate budgets. However, a workbook is only as reliable as the person who built it—even ...

Some Excel users have reported experiencing the Data source reference is not valid error while creating a pivot table in Excel. We will learn why this error occurs ...

Q. I have an Excel spreadsheet that contains errors because some of the numbers that are part of the calculations are blank or zero. Is there a way to have Excel automatically return something instead ...