Robert Galluccio

> 👋 Hi ! > > So is it `forced_subtitle` or `forced-subtitle` ? I can see contradictory information here [Dash-Industry-Forum/Ingest#40](https://github.com/Dash-Industry-Forum/Ingest/issues/40) 😄 > > Thank you ! Looks like it is...

Definitely. Every implementation I've seen so far makes use of `forced_subtitle`. I've raised issues in [Shaka](https://github.com/google/shaka-player/issues/3767) and [Exo](https://github.com/google/ExoPlayer/issues/9727).