Where did you install Firefox from? Help Mozilla uncover 3rd party websites that offer problematic Firefox installation by taking part in our campaign. There will be swag, and you'll be featured in our blog if you manage to report at least 10 valid reports!

Avatar for Username

Mozilla サポートの検索

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

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。

system and toolbox default fonts rest

  • 1 件の返信
  • 1 人がこの問題に困っています
  • 1 回表示
  • 最後の返信者: cor-el

gopal123
gopal123
more options

all toolbox default font and system font of firefox has been changed to some unknown font style which cannot be readable properly. sought help to set default font style and size

all toolbox default font and system font of firefox has been changed to some unknown font style which cannot be readable properly. sought help to set default font style and size

すべての返信 (1)

cor-el
cor-el
  • Moderator
  • Top 10 Contributor
more options

You may have a corrupted or missing system (core) font that you need to reinstall.

You can do a font test to see if you can identify corrupted font(s).