WARNING: Expiring Root Certificate May Disable Firefox Add-Ons, Security Features, and DRM Playback

Browser maker Mozilla is urging users to update their Firefox instances to the latest version to avoid facing issues with using add-ons due to the impending expiration of a root certificate. “On March 14, 2025, a root certificate used to verify signed content and add-ons for various Mozilla projects, including Firefox, will expire,” Mozilla said.

"Without updating to Firefox