On March 14, 2025, a root certificate necessary for verifying signed content in Firefox and other Mozilla products expired. Users are required to update to version 128 or ESR 115.13+ across all operating systems, including Linux, MacOS, Windows, Android, and iOS. Failure to update will result in disabled features dependent on remote updates, disabled add-ons, and non-functioning DRM-protected content. Although the main browser will continue to operate, many essential functionalities will be broken, pushing all Firefox users globally to upgrade promptly.
On March 14, 2025, a root certificate used to verify signed content for Firefox expired, necessitating immediate updates to prevent functionality issues.
Without the update to Firefox version 128 or ESR 115.13+, features relying on remote updates will be disabled, affecting all platforms.
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