I used a solution from @user9v9S3J7Rl8. And also I added one more step. I selected a folder with my videos on my large additional hdd, made right-click and added this folder to video library. And - voila - I can open Videos -> folders -> my shared folder on my Samsung TV.
This thing will not copy your files from one disk to another. It will only create a link. And it will be visible on your TV. I love this way. Not super convinient, but works.
... View more