Excel offers several built-in conditional formatting rules you can apply to your data. (Click image to enlarge it.) We’ll demonstrate using Excel for Windows under a Microsoft 365 subscription.

Excel also allows applying the said formatting rules on user-defined criteria. For example, suppose we need to highlight the cells with dates that are older than 30 days or 60 days.

The article, Use a custom format in Excel to display easier to read millions uses a custom format to make large values more readable. For instance, 1,200,000 displays as 1.2 M instead—the format ...

How to add another color in Excel Right now, Excel is applying only one fill color. The even-numbered groups remain white—or whatever color the sheet background is.