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Mozilla Thunderbird

Zoom in

Ctrl=

Windows Desktop app Thunderbird on Windows and Linux

Practice this

To zoom in in Mozilla Thunderbird, press Ctrl + Equals. It is listed for Windows, and no Mac version is documented here.

Where it works: Reading a message

Ctrl with the plus key also zooms in.

Where this comes from

Keyboard shortcuts - Thunderbird Help

Documentation checked on 2026-09-14. That is a documentation review, not a test run inside the application.

The same task in other apps

Zoom in Adobe Acrobat Cmd + =
Zoom in Audacity Ctrl + 1
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Zoom in on the page ChromeOS Ctrl + +
Zoom in Evernote Cmd + =
Zoom in on the browser, viewer or timeline Final Cut Pro Cmd + +
Zoom in on the image GIMP +
Zoom in GitHub Desktop Cmd + =
Zoom in Google Earth Page Up
Zoom in on the map Google Maps +
Zoom in on the slide LibreOffice Impress +
Zoom in Inkscape +

More Mozilla Thunderbird shortcuts

See every Mozilla Thunderbird shortcut

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