This page describes the location of the configuration options that apply when writing messages.
Specify the language / dictionary used for spell check
Menu location:
Enable or disable spell check while writing messages
Menu location:
Enable or disable autocomplete for addresses while writing messages
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Configure the font, color and size of text when composing HTML-formatted messages
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Specify which keywords will trigger Thunderbird to prompt me for missing attachments
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Specify whether I am prompted about missing attachments
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Specify how often messages are auto-saved
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Specify whether contact's short display name or complete display name and email address are shown
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Configure whether email addresses from outgoing messages are automatically added to the address book
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Specify whether the original messages should be quoted in the reply (for the selected identity)
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Specify whether the original messages should be quoted in the reply (for the selected account)
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Specify that messages should be composed in HTML format (for the selected account)
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Specify that messages should be composed in HTML format (for the selected identity)
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