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How to change Outlook font size?

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  • 4 min read

Microsoft Outlook is a widely used email program that comes with many tools that help your productivity and stay organised. One of these useful tools is the option to customise the font size in your emails. Whether you want to make reading easier, give your emails a special look, or help people with visual impairments, adjusting the font size in Outlook can make a significant difference.

In this article, we have discussed how to change the default font size in Windows, macOS and the web in a few simple and easy steps.

Also read: How to change Outlook profile picture?

Change the Outlook font size on Windows

To change the Outlook font size on Windows, follow the steps below.

Step 1: Open the Outlook app on your desktop and click on the File tab in the toolbar ribbon.

Step 2: Click on Options available in the sidebar.

Step 3: Click on the Mail option in the menu on the left side and then click on the Stationery and Fonts button.

Step 4: Click on the Font button under the section for which you want to change the font size.

  • New mail messages: This is where you decide how the text looks by default when you compose a new email.
  • Replying or forwarding messages: You can change the font when replying or forwarding a message.
  • Composing and reading plain text messages: While others will see simple text emails in a standard font, you can pick a better-looking font for yourself while writing. Remember that the fancy font won’t be seen by the person receiving the email.

Step 5: Change the font size; you can also choose different fonts and change the different settings, after you are done, click on the OK button.

Also read: Why is my Outlook view changed? Quick Fix

Change the Outlook font size on macOS

To change the Outlook font size on macOS follow the steps below.

Step 1: Go to Outlook > Preferences > Fonts

Step 2: Change the font for New mail, Reply or forward, or Plain text.

Step 3: Then under the Test display size change the text size by moving the slider.

Change the Outlook font size on the web

To change the Outlook font size on the web follow the steps below.

Step 1: Click on the Settings (Gear) icon located on the right side of the top panel.

Step 2: In the settings, click on the Compose and Reply options.

Step 3: Scroll down on the right side of the screen, find the Compose messages in HTML format and change the font size and then click on the Save button.

Alternate step: You can also change the font style, size and other things while composing a mail.

Also read: How to move the Outlook toolbar from side to bottom?

Akash Singh

Akash Singh

Akash is a law graduate who likes to go for bike rides on the weekends soul-searching for answers to his many existential questions. You can contact him here: