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How to Change Font & Icon Size in Mac OS

Have you ever found yourself squinting at the text on your Mac screen or struggling to locate tiny icons? Fear not, for there are simple solutions that can make your digital experience more comfortable and visually pleasing. In this guide, we will explore different methods to adjust the font and icon sizes in Mac OS, allowing you to customize your display settings according to your preferences. So let’s dive in and discover how you can make everything on your Mac easier on the eyes!

Adjusting Font Size

System Preferences Method

The most straightforward way to change the font size across various applications is through the System Preferences menu. Follow these steps:

  1. Click on the Apple menu in the top-left corner of your screen and select “System Preferences.”
  2. In the System Preferences window, click on “Displays.”
  3. Navigate to the “Display” tab.
  4. You will find a slider labeled “Resolution.” Dragging this slider to the right will decrease the resolution, making everything appear larger.
  5. Experiment with different resolutions until you find one that suits your needs.

Customizing Text Size in Specific Applications

Some applications allow you to modify their text size individually, providing further flexibility for customization. Here’s how you can do it in a few popular apps:


  1. Open Safari and go to any webpage.
  2. Click on “Safari” in the menu bar, then select “Preferences.”
  3. Go to the “Advanced” tab.
  4. Under “Accessibility,” click on “Never use font sizes smaller than…”
  5. Adjust the slider according to your preference.


  1. Launch Mail and open any email message.
  2. Select “Mail” from the menu bar and choose “Preferences.”
  3. Go to the “Fonts & Colors” tab.
  4. From here, you can adjust both message font and incoming message font to your desired size.


  1. Open the Notes app.
  2. Click on “Notes” in the menu bar, then select “Preferences.”
  3. Go to the “New Notes” tab.
  4. Adjust the “Default text size” slider to change the font size for new notes.

Modifying Icon Size

Changing Icon Size in Finder Windows

The icons you see in Finder windows can be resized to make them more prominent and easier to navigate. Here’s how:

  1. Open a Finder window by clicking on the Finder icon (the smiling face) in your Dock.
  2. In the menu bar, click on “View.”
  3. From the drop-down menu, select either “Icon Size,” “List Size,” or “Gallery Size.”
  4. Drag the slider towards the right to increase the icon size until it suits your preference.

Adjusting Desktop Icon Size

If you want to resize icons on your desktop for better visibility or aesthetic reasons, follow these steps:

  1. Make sure you’re viewing your desktop by minimizing all open windows or clicking on an empty area of your screen.
  2. Select “View” from the menu bar at the top of your screen.
  3. Choose one of three options: small, medium, or large icons.
  4. Select the size that feels most comfortable for you.


Tweaking font and icon sizes can significantly enhance your user experience when working with a Mac computer. By following these simple methods provided above, you can effortlessly customize and optimize your display settings according to your visual preferences and needs. Experiment with different sizes until you find what works best for you, and enjoy a more comfortable computing experience!

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