issue for adding new subtitle into live stream

[NabiNeamati]

Hello

I am trying to add new subtitles like Italian and Arabic subtitles to live output

I added the new subtitles on Output Groups by cloning Spanish output and changed some fields according to the below image

after I play the live its show the caption and when I click on the caption it does not show the translated subtitle on the live stream
please help i am new to this