Thanks for quick response.
I attach 2 screen shots, the first simply showing the downloaded subtitles a well as the file with the MP4 files, the second of same items but after I put the subtitles into a batch.
I tried what I would do with a movie (double clicked on subtitle waited for it to appear ...

This is probably the most silly thing to be asking but I have tried everything I could think of.
I downloaded 2 seasons of subtitles. Problem is I cannot move them either as a batch (which obviously would be preferable) nor as single items as you would with movies, Obviously I am missing something ...