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How to Change the Default Font in Word or Outlook

Applies toWordMicrosoft 365Outlook
3 min fix Updated 16 Jul 2026
Quick Answer

Open the Font dialog box, select your preferred font, click Set As Default, and choose All documents based on the Normal template.

Checked against Microsoft 365 Roadmap, Office release notes - Current Channel and between 5 Aug 2026 and 12 Sep 2026. Nothing published in that period has been linked to this guide.

Estimated Time to Fix: 3 minutes

Summary

Set a new default font for all Word documents and Outlook emails so every new file and message starts with the font you prefer — no manual changes needed each time.

Before You Start

  • Microsoft Word or Outlook (desktop version).

Instructions

1. Change the Default Font in Word

Set the font that every new document starts with.

  1. Open a new blank document in Word.
  2. Go to the Home tab and click the small arrow (⌄) in the bottom-right corner of the Font group to open the Font dialog. You can also press Ctrl + D.
  3. Select the font, size, and style you want as your default (for example, Calibri, 12pt, Regular).
  4. Click Set As Default in the bottom-left corner of the dialog.
  5. Select All documents based on the Normal template and click OK.

Every new document you create in Word now uses this font.

TIP

This changes the Normal template (Normal.dotm) that all new blank documents are based on. Documents you've already created aren't affected — only new ones going forward.

Note: If the font you want is missing from the list, it is not installed on this computer. You can add it yourself without an administrator password — see How to Install Fonts on Windows Without Admin Rights. Bear in mind that a font installed for your account alone is substituted on everyone else's machine, so pick a standard font for documents you send out.

2. Change the Default Font in New Outlook

Set the font for composing new emails in the new Outlook for Windows.

  1. Open new Outlook and click the gear icon (⚙️) (Settings) in the top-right corner.
  2. Go to Mail > Compose and reply.
  3. Under Message format, use the font toolbar to set your preferred font, size, and color.
  4. Click Save.

All new emails, replies, and forwards use this font.

3. Change the Default Font in Classic Outlook

Set the font for composing emails in classic Outlook.

  1. Open classic Outlook and go to File > Options > Mail.
  2. Click Stationery and Fonts.
  3. Under New mail messages, click Font to set the font for new emails.
  4. Select your preferred font, size, and style, then click OK.
  5. Optionally, repeat for Replying or forwarding messages if you want a different font for replies.
  6. Click OK to close all dialogs.

TIP

Many organizations set Calibri 11pt as the standard email font. If you're unsure what to choose, Calibri is a safe, professional default that displays consistently across devices.

4. Verify the Change

Confirm your new default font is active.

  1. In Word, create a new blank document (Ctrl + N) and check that your chosen font appears in the font selector on the Home tab.
  2. In Outlook, start composing a new email and verify the font matches your selection.

Troubleshooting

WARNING

If your default font reverts to Calibri after restarting Word, another add-in or template may be overriding your Normal.dotm file. See the troubleshooting table below.

Symptom / ErrorPotential CauseSolution
Default font resets after restarting WordAdd-in or policy overriding Normal.dotmClose Word. Navigate to %appdata%\Microsoft\Templates, rename Normal.dotm to Normal.old, and restart Word. Set the default font again.
"Set As Default" button doesn't appearDialog opened from a template other than NormalMake sure you're editing a new blank document (not one based on a custom template).
Outlook email font changes when replyingReply font set separately from new email fontIn classic Outlook, go to Stationery and Fonts and set the font for Replying or forwarding messages separately.
Recipients see a different font than you setRecipient's email client overrides your fontThis is normal — some email clients (like Gmail) apply their own default font to incoming messages. Your font choice controls what you see when composing.
Font not available in Outlook webCustom font not installed on the web platformOutlook on the web has a limited font selection. Choose a web-safe font like Calibri, Arial, or Verdana for consistent display.

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Frequently asked questions

Will changing the default font affect my existing documents?
No. Setting a new default font only applies to new documents or emails you create from that point forward. Existing files retain their original formatting.
Why does my default font change back when I restart Word?
If your company uses centralized templates, IT policies may override your local font choices. You will need to re-apply the font or use a custom template.