Change font size and appearance of email in Outlook.com

To change the size of your font when reading email, use your browser's zoom function or use the Immersive Reader. You can also customize your email and change the size of your font when composing messages in Outlook.com.

Change font size when reading email

When reading email, you can use your browser's zoom function to make the text on your screen larger or smaller.

Note: Some languages support an Immersive Reader to make it even easier to read email. Features include having the email read to you and improving text readability. Learn more about using the Immersive Reader.

Internet Explorer

  • Select Tools > Zoom.

    A screenshot of the Tools menu in Internet Explorer

Microsoft Edge

  • Select Settings and more > Zoom.

    A screenshot of the Settings and more menu in Microsoft Edge

Change font size when composing email

When composing a message, you can change the font size and format.

Choose your version for instructions

The instructions are slightly different depending on whether you're using the Outlook.com beta. Choose which version of Outlook.com you're using to see the steps that apply to you.

IF YOUR MAILBOX LOOKS LIKE...

IF YOUR MAILBOX LOOKS LIKE...

A screenshot of the top left corner of the Outlook.com beta mailbox

See Instructions for the Outlook.com beta.

A screenshot of the top left corner of the classic Outlook.com mailbox

See Instructions for classic Outlook.com.

Instructions for the Outlook.com beta

  1. Create a new message, or reply to a message.

  2. At the bottom of the compose pane, select Font size Font size .

    Screenshot of Font size option on formatting toolbar.

  3. Select the font size you want to use.

If you don't see the formatting options menu at the bottom of the compose pane, select Show formatting options Show formatting options .

Instructions for classic Outlook.com

  1. Create a new message, or reply to a message.

  2. At the bottom of the compose pane, select Font size The Font size icon .

    A screenshot of the Font size button

  3. Select the font size you want to use.

If you don't see the formatting options menu at the bottom of the compose pane, select The Formatting options icon .

A screenshot of the Formatting options button

Customizing your email

As well as changing font size, you can also:

Still need help?

Community Forum button Contact Support button

Related topics

Change the look of your Outlook.com mailbox

View display settings in Windows 10

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