Subtitles

You can learn how to create and use subtitles with your video in this guide -How to Create Subtitles

Arabic SRT file

Just some test phrases to show how that UTF8 characters are not a problem:

Test of a SRT file with links and styling:

Vimeo with VTT subtitles

High Above Peru

Vimeo with automatically loaded subtitles

Women's March - HUDDLE

Subtitles in playlist