アドオン
ここで公開されている数千ものアドオンを試すには、無料の高速ウェブブラウザー Mozilla Firefox をダウンロードしましょう！
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![[警告]](https://addons.thunderbird.net/static/img/developers/test-warning.png?b=cfd5fec2-66609a05)
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このアドオンについて
For Firefox 29 and newer: You must install another add-on to restore the add-on bar, where this add-on will display it's information! Please install The Addon Bar (restored) before you install this one!
Shows the Firefox/Thunderbird version number in the addon bar (formerly called status bar).
It is your responsibility to make the addon bar visible. Use Menu View / Toolbars / Add-on bar.
Shows the Firefox/Thunderbird version number in the addon bar (formerly called status bar).
It is your responsibility to make the addon bar visible. Use Menu View / Toolbars / Add-on bar.
