When creating conditional formatting rules, you can choose from three Format by options that determine how formatting is applied. This article explains the classification format option in detail. Refer to [create rules in conditional formatting]() to know about it.
The Classification format option applies conditional formatting by grouping values into predefined categories or ranges. Each classification can be assigned a specific formatting style, such as colors, icons, or indicators, to visually differentiate values based on their category.
Classification formatting helps identify performance levels, status indicators, trends, and value distributions within the planning sheet.
You can configure the following options for classification formatting:


After configuring the settings, save the rule to apply classification formatting to the selected cells.
