1] Change the default color and font of a Comment Box in Excel Select the cell that has the comment that you want to format. Right-click on it and select Show/Hide Comments.

Learn how to find and replace Text Color in Excel. The classic Find and Replace feature can be used to change the color of text in Excel.

Return to Excel and start clicking cells. Each time you change the selection, you trigger the procedure, which changes the fill color of the active cell, temporarily.