How to Fill Colors in a List in Excel. With Microsoft Excel, you can simplify data entry by adding a drop-down list to a cell, allowing users to pick an option from the list instead of entering data.

The default active cell format in Microsoft Excel isn't all that easy to see, but you can use this easy-to-implement code solution to change that.

If Excel is not highlighting cells in the formula, enable 'Allow editing directly in cells' and 'Enable fill handle and cell drag-and-drop' in Excel options.