How to Double Underline in Excel on Mac: A Step-by-Step Guide

To double underline in Excel on a Mac, you’ll first need to select the cell or range of cells that you want to format. Then, click on the ‘Format’ button in the toolbar, choose ‘Cells’ from the dropdown menu, and navigate to the ‘Font’ tab. Here, you’ll find an option for ‘Underline’ where you can select ‘Double Underline’ from the list of styles. After you’ve made your selection, click ‘OK’ to apply the double underline to your chosen cells.

After completing this action, the selected text or numbers within your Excel cells will be emphasized with a double underline, making it stand out for better visibility and importance. This formatting can be particularly useful for financial documents or reports where you need to highlight totals or key figures.


Have you ever been working on an Excel spreadsheet on your Mac and thought to yourself, “I really wish I could make this text stand out more”? Well, you’re in luck because Excel for Mac has a nifty little feature that allows you to do just that with a double underline. This may seem like a small thing, but in the world of spreadsheets, presentation is everything. A double underline can be the difference between a cell that gets overlooked and one that catches the eye, ensuring your most crucial data is given the attention it deserves.

But why is this feature so important? Well, think about it – in Excel, you’re dealing with rows upon rows of data. It’s easy for important information to get lost in the shuffle. A double underline is a subtle yet effective way to make sure that doesn’t happen. Whether you’re a financial analyst highlighting key figures, a student organizing data for a research project, or a small business owner keeping track of expenses, knowing how to double underline in Excel on your Mac can be a game-changer.

Let’s dive into the step-by-step tutorial to get your Excel cells double-underlined and your data standing out!

Step by Step Tutorial: How to Double Underline in Excel on Mac

Before we jump into the steps, keep in mind that this process will help you emphasize specific pieces of information within your Excel sheets. It’s a great way to draw attention to totals, headers, or any other significant data that requires a bit of extra visibility.

Step 1: Select your cells

Click on the cell or range of cells you want to format with a double underline.

This is the starting point for any formatting in Excel. Make sure you have accurately selected the cells you want to modify because the formatting will apply to your selection.

Step 2: Access the Format Cells menu

Right-click and choose ‘Format Cells,’ or press Command + 1 on your keyboard.

This step will open up a world of formatting options for your chosen cells. The Format Cells menu is where you can truly customize how your data looks and feels.

Step 3: Navigate to the Font tab

In the Format Cells menu, click on the ‘Font’ tab to access the font formatting options.

Here, you’ll find all sorts of ways to change the appearance of your cell’s text, from the font style to color, and of course, underlining.

Step 4: Choose Double Underline

Under the ‘Underline’ option, click on the dropdown menu and select ‘Double.’

This is where you’ll specifically choose the double underline feature. It’s as simple as clicking a button!

Step 5: Apply the formatting

Hit ‘OK’ to apply the double underline to your selected cells.

And voilà! You’ve successfully added a double underline to your important data, making it stand out from the rest of your spreadsheet.


Enhanced VisibilityA double underline makes specific data more visible and can draw the reader’s attention to key information.
Organizational ToolUsing a double underline can help organize and differentiate sections or categories within your data.
Professional PresentationExcel documents with proper formatting, including double underlines, appear more professional and can be more easily understood by others.


Overuse Can ClutterIf overused, double underlines can make a spreadsheet look cluttered and overwhelming.
Potential ConfusionSome users might not recognize the importance of a double underline, leading to confusion.
Limited FunctionalityDouble underlines are purely aesthetic and do not add any functional value to data analysis.

Additional Information

When it comes to making your Excel spreadsheets pop, double underlines are just the tip of the iceberg. Excel offers a wide array of formatting tools to help you organize and present your data effectively. For instance, you can combine double underlines with bold or italicized text for even more emphasis. You can also explore other types of borders, cell shading, and text color to make your spreadsheet more visually appealing and user-friendly.

Remember, the key to effective formatting is balance. You want your spreadsheet to be easy on the eyes and to highlight the most important information without overwhelming the viewer. So, use double underlines judiciously, and consider the overall design of your document.

And one more tip – if you’re collaborating with others, make sure everyone is on the same page about what certain formatting choices, like double underlines, signify. Consistency is crucial in collaborative work!


  1. Select the cells you wish to format.
  2. Access the Format Cells menu by right-clicking or pressing Command + 1.
  3. Navigate to the Font tab within the Format Cells menu.
  4. Choose the Double Underline option from the Underline dropdown menu.
  5. Apply the formatting by clicking OK.

Frequently Asked Questions

Can I apply a double underline to an entire row or column?

Yes, you can apply a double underline to an entire row or column by selecting the row or column header before following the formatting steps.

Will the double underline be visible if I print my Excel spreadsheet?

Absolutely! Any formatting, including double underlines, will appear on the printed document as it does on your screen.

Can I add a double underline to cells that already have other formatting applied?

Yes, you can add a double underline to cells with existing formatting, and it will not affect other formatting properties like font size or color.

Is it possible to use keyboard shortcuts to double underline in Excel on Mac?

While there isn’t a direct keyboard shortcut, you can use Command + 1 to open the Format Cells menu and then navigate to the double underline option.

If I copy cells with a double underline, will the formatting be copied as well?

Yes, when you copy cells in Excel, all formatting, including double underlines, will be copied over to the new location.


Mastering the art of double underlining in Excel on your Mac can truly elevate the way you present data in your spreadsheets. It’s a simple yet effective tool to draw attention to critical information, ensuring your audience focuses on what matters most. Whether you’re in the world of business, academia, or just organizing personal data, taking advantage of Excel’s formatting capabilities will always work in your favor. So go ahead, give those key figures the emphasis they deserve with a slick double underline, and watch as your data becomes clearer, more impactful, and perfectly presented. Happy formatting!

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