Add extra features and styles to make Thunderbird your own.
Check out our Mobile Add-ons site.
Simply turn on or turn off the alerts shown & sounds played when new message arrives.
See complete version history
To create your own collections, you must have a Mozilla Add-ons account.
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If you suspect this add-on violates our policies or has security or privacy issues, please use the form below to describe your concerns. Please do not use this form for any other reason. The process for reporting copyright or trademark infringement is described at this page.
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