Currently, you can upload videos only by YouTube or Vimeo link. We need the option to upload a video as a file, especially if it’s not listed on one of these platforms.
You can also load the video into your own web space and enter the URL.
Funny. It works as a video background. @Max. Take a look at my banner (Banner-Keratin)
It actually works, thank you so much for your note!
I’ve shared your insight with the team, and we’ll discuss the adjustment of this note in the widget 
This saves you a lot of elfsight-storage-space. 