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Changing the Default Mozilla Thunderbird Message Font

Adjust the size, color, and style of your message text

By Heinz Tschabitscher Heinz Tschabitscher Writer University of Vienna A former freelance contributor who has reviewed hundreds of email programs and services since 1997. lifewire's editorial guidelines Updated on April 12, 2021 Reviewed by Jerrick Leger Reviewed by Jerrick Leger Jerrick Leger is a CompTIA-certified IT Specialist with more than 10 years' experience in technical support and IT fields. He is also a systems administrator for an IT firm in Texas serving small businesses. lifewire's editorial guidelines Tweet Share Email Tweet Share Email Email Yahoo! Mail Gmail

What to Know

Go to Menu > Account Settings > Composition & Addressing and make sure Compose messages in HTML format is checked.Next, select Global Composing Preferences, choose General, then scroll down to Language & Appearance to adjust the font.To change the font when composing a message, select Format > Font. This article explains how to change the default font in Mozilla Thunderbird for composing new messages. The instructions below apply to Thunderbird for Windows, but the process is similar on Macs.

Change the Default Mozilla Thunderbird Message Font

To set your own default font for composing new messages in Mozilla Thunderbird: Select the menu icon (the three lines) in the upper-right corner, then select Account Settings. Select Composition & Addressing under your email address in the left sidebar. Make sure the Compose messages in HTML format box is checked, then select Global Composing Preferences. Select General in the left sidebar, then scroll down to Language & Appearance to adjust the default font and text size. Select Advanced under Fonts & Colors for more options, including fonts for different languages. Close the Thunderbird settings windows. The change takes effect the next time you compose a message. It's also possible to change the font for incoming mail in Thunderbird if you want to make your messages easier to read.

Change the Font in Thunderbird Messages

To change the font for an individual email, compose your message and select Format > Font. Was this page helpful? Thanks for letting us know! Get the Latest Tech News Delivered Every Day Subscribe Tell us why! Other Not enough details Hard to understand Submit More from Lifewire How to Change the Default Font and Size in Outlook Change the Default Font in the Mac's Mail Program How to Compose Messages in HTML or Plain Text How to Use Text Formatting and Images in Apple Mail Signatures How to Change the Font Size on Your Screen How to Get Mozilla Thunderbird Plain Text Email Display How to Change the Default Browser in Thunderbird How to View Full Message Headers in Mozilla Thunderbird How to Export Contacts in Mozilla Thunderbird How to Insert an Image in a Mozilla Thunderbird Email Add a Dictionary to the Mozilla Thunderbird Spell Check How to Find Your Mozilla Thunderbird Profile Directory How to Send HTML Email Automatically Use a Picture in a Thunderbird Signature How to Select Where Sent Messages Are Kept in Mozilla How to Change Email Format to HTML or Plain Text in Outlook Newsletter Sign Up Newsletter Sign Up Newsletter Sign Up Newsletter Sign Up Newsletter Sign Up By clicking “Accept All Cookies”, you agree to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. Cookies Settings Accept All Cookies