Number formats in Microsoft Excel define how data is displayed in your spreadsheet without changing the underlying values. As well as using number formats to present data as dates, times, percentages, ...

Several versions of Microsoft Outlook ago, you could use color to identify appointments by quickly applying a category. Outlook no longer supports this feature, although, with a little roughhousing, ...

If you want to create a Heatmap in Excel, here is how to do that. It is possible to add colors based on a range of values so that it looks like a heatmap. For that, you do not need any third-party add ...