Windows 10 will reach EOS (end of support) on October 14, 2025. For more information, see this article.

Mozilla サポートの検索

サポート詐欺に注意してください。 私たちはあなたに通話やショートメッセージの送信、個人情報の共有を求めることはありません。疑わしい行為を見つけたら「迷惑行為を報告」からご報告ください。

詳しく学ぶ

このスレッドはアーカイブに保管されました。 必要であれば新たに質問してください。

Language setting

  • 1 件の返信
  • 3 人がこの問題に困っています
  • 5 回表示
  • 最後の返信者: TyDraniu

more options

My menu is in different language - Czech, despite Firefox being reinstalled three times and English has been set as my only language.

My menu is in different language - Czech, despite Firefox being reinstalled three times and English has been set as my only language.

選ばれた解決策

Enter about:support in the URL bar and Try clearing the startup cache using a button on the right side.

Firefox stores certain temporary data in a startup cache to improve startup speed. Clearing the startup cache and then restarting Firefox can sometimes fix various issues, such as mixed languages in the user interface after an update. This will not change your profile data or add-ons.

この回答をすべて読む 👍 1

すべての返信 (1)

more options

選ばれた解決策

Enter about:support in the URL bar and Try clearing the startup cache using a button on the right side.

Firefox stores certain temporary data in a startup cache to improve startup speed. Clearing the startup cache and then restarting Firefox can sometimes fix various issues, such as mixed languages in the user interface after an update. This will not change your profile data or add-ons.