Video subtitle guides
How to subtitle videos that have none.
How to watch and translate a local video with no subtitlesOpen a local MP4 or supported MKV, choose audio recognition or an embedded text track, and translate while watching. Includes a demo and SRT/VTT versus MP4 export guidance.Read →The web video has no subtitle track — or not the language I want. What now?A YouTube or web video has no subtitle track — or only one you can't read? Install the extension to generate and translate subtitles in 74 languages. No API key.Read →What to do when a YouTube video has no captionsCheck YouTube’s available captions first, then use a subtitle track or audio recognition. Learn the explicit Start workflow, missing-caption troubleshooting and export limits.Read →How do I add subtitles to a video?Add subtitles to any video: mux an existing SRT if you have one, or generate subtitles from the audio automatically when no subtitle file exists.Read →How do I watch a foreign-language film that has no subtitles?A foreign movie with no subtitle track? Generate subtitles from the audio and translate them as you watch — no subtitle-file hunting and no full upload.Read →How to translate subtitles on an X (Twitter) videoUse an X video’s readable captions or generate subtitles from audio with the desktop extension. Follow the Start workflow, handle source errors and compare SRT/VTT with MP4 export.Read →How do I add subtitles to a video on my phone?Videos saved on your phone usually have no subtitles. Open the local player in your mobile browser, pick a video, and watch it with translated subtitles — no app to install.Read →WatchTranslate vs Immersive Translate: which fits video subtitles?Compare video workflows: both tools offer AI subtitles without captions; Immersive Translate accepts YouTube/X links, while WatchTranslate offers local playback and an in-page extension.Read →How do I generate subtitles automatically?No subtitle file? You can generate subtitles automatically from a video's audio — for web video and for local or downloaded files. Here is how it works.Read →What are bilingual subtitles, and why use them?Bilingual subtitles show the original line and the translation together. Here is when two lines beat one — language learning, checking a translation, and following names.Read →How to export subtitles or an MP4 with subtitlesCompare subtitle text files with burned-in MP4 export for local video, YouTube and X. Check content mode, generated coverage, fees, source quality and desktop beta limits.Read →How to translate a full video in advancePrepare subtitles for a local video, YouTube or X before watching. Learn how to start, pause, continue and retry missing segments.Read →How to share YouTube or X subtitlesCreate a YouTube / X subtitle link without uploading the video. Check recipient login, desktop extension requirements and partial-caption limits.Read →How to translate Bilibili videos to English subtitlesGet English subtitles for Bilibili ordinary videos with a desktop extension. Translate native captions or generate bilingual subtitles from audio; learn login and support limits.Read →How to translate embedded text subtitlesTranslate supported text tracks inside MP4 / MOV and MKV / WebM files in the local player. Check source selection, image subtitles and browser limits.Read →A video subtitle translator extension for watching onlineInstall the WatchTranslate desktop Chrome extension to translate YouTube, X (Twitter) and Bilibili subtitles in the original player, using native captions or audio.Read →