If you were referring to a different service (e.g., DepFile), I can try to find their specific premium features if you provide the correct company name.
However, based on the context of your request for premium features in a download/file-sharing context, here are common, interesting features found in premium file-hosting services: buy depfile premium
Ability to download multiple files simultaneously rather than waiting for one to finish. If you were referring to a different service (e
Premium accounts typically remove speed throttling, allowing you to download at the maximum capacity of your internet connection. here are common
If a download fails, you can resume it from the point it stopped, saving time and bandwidth.