1. Export a SRT subtitle file from Adobe Premiere Pro
Open the sequence in Premiere Pro and go to File > Export > "Captions". Choose "SubRip Subtitle Format (.srt)" from the export window.
2. Use the "Subtitle Tool & Converter" to convert the SRT subtitle file into a TTML subtitle file
Open the free Subtitle Tool & Converter, select "SRT" and set "convert" to "TTML". Generate and download the file. If you have problems converting the file, you can contact the free support.
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