You have 4 days to update Firefox before everything breaks

ZDNET On March 14, 2025, a root certificate used to verify signed content and add-ons for Firefox, Thunderbird, and other Mozilla projects expired. The expiration of this certificate will cause problems for Firefox users unless they update to version 128 (or ESR 115.13+). This includes versions for Linux, MacOS, Windows, Android, and iOS -- in other words, all platforms. Also: The Firefox I loved is gone - how to protect your privacy on it now Without updating, all features that rely on remote updates will cease to function, all add-ons will be automatically disabled, and DRM-protected content will stop playing. In addition, all systems dependent on content verification could stop functioning as expected. The web browser itself will continue to work, but much of what you do with the browser will be broken. Also: How to protect yourself from phishing attacks in Chrome and Firefox This means every Firefox user around the world must update to the latest version; otherwise, they'll f ... Read full article.