How do I add captions to Arc media in Canvas?
You can add caption files to video or audio files that you own in Arc. The most common file type is an SRT file, though Arc also supports VTT files, which are more user-friendly for mobile devices.
If you need help creating a captioned file, you can use a captioning site such as Amara to easily create captions for your video or audio files.
Open the Canvas feature area that displays the video or audio file you want to view.
To upload a caption, click the Captions tab . Then click the language button for the caption you want to upload .
Locate and select the file on your computer . Click the Choose or Open button .
Your caption will appear in the Manage Captions section . To upload a caption for another language, click the language button for that language .
View Caption Options
To view options for a caption, click the Options icon . You can download , replace , or delete  any caption.
To toggle captions in your media, click the Captions icon . By default, captions are off.
To select a language, click the language you want to view .