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CaptionPass Learn

Guides for caption delivery

Practical articles for editors shipping subtitles to YouTube, TikTok, HTML5, and LMS—without guessing why players rejected a file.

SRT vs VTT — when each format silently failsComma vs dot timestamps, WEBVTT headers, and where YouTube, TikTok, and HTML5 bite.
Why your captions are not showing — a triage guideHTML5, YouTube, and TikTok checks when subtitles vanish after upload.
Fix overlapping subtitlesWhat overlap means and why some players drop overlapping cues.

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