Subtitle translation now works on many more sites: Netflix, TikTok, Bilibili, Douyin, Xiaohongshu, iQIYI, Youku, Viki, WeTV, Crunchyroll and short-drama sites, plus live streams on Twitch, Kick, TikTok LIVE, Douyu, SOOP, CHZZK and others. Live listening detects the spoken language automatically, live-stream audience messages can be translated, and many reliability and layout fixes are included.

First public Firefox release: bilingual webpage translation, selection translation and dictionary, YouTube video/live subtitles and live interpretation, and PDF translation. This corrected desktop-only package replaces the pending 0.3.11 candidate and updates Firefox data-transmission declarations; translation functionality is unchanged.