If you're still saving Excel spreadsheets with a three-letter .xls extension, you're lugging around a digital anchor from the era of dial-up. Beyond being a 1990s relic, these legacy files are slow, ...

Excel's Format Painter button is seductive. It promises speed and efficiency, and for a quick fix on a handful of cells, it delivers. But once your workbook grows, the tool becomes frustrating, ...

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.

An icon in the shape of a lightning bolt. Impact Link When you enter a date that's formatted with slashes, Excel will recognize it as a date. For example, Excel will automatically choose the date ...

How to add a conditional format that highlights groups in Excel Your email has been sent The article, How to use a border to discern groups more easily in Microsoft Excel, shows you how to use a ...