How to Install and Use another Language in the Dictionary on Thunderbird

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  • Reviewed by: jsavage
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Installing and using a language dictionary

If you send messages in more than one language, you can install additional language packs in the Thunderbird dictionary. After installing a language pack, it is easy to switch the dictionary from one language to another.

Language dictionaries are deployed as Thunderbird add-ons. See the Thunderbird add-ons - frequently asked questions for more information.

How to install a new language dictionary:

  1. At the top of the Thunderbird window, click the Tools menu (Alt + T) and select Options…OptionsIn the menu bar, click the Thunderbird menu and select PreferencesAt the top of the Thunderbird window, click the Edit menu and select Preferences, or click the Application menu button New Fx Menu and choose Options…OptionsPreferences.
  2. Click on Composition.
  3. On the Spelling tab, click “Download More Dictionaries”.
  4. Scroll through the alphabetic list of dictionaries to find the one you want.
  5. Click “Download Dictionary” next to the language you want.
  6. Restart Thunderbird.

dictionary screenshot

How to switch the dictionary between different languages

  1. At the top of the Thunderbird window, click the Tools menu (Alt + T) and select Options…OptionsIn the menu bar, click the Thunderbird menu and select PreferencesAt the top of the Thunderbird window, click the Edit menu and select Preferences, or click the Application menu button New Fx Menu and choose Options…OptionsPreferences.
  2. Click on Composition.
  3. On the Spelling tab, select the desired language from the drop-down list.
  4. Click OK and close the dialog.

Dictionary popup menu