Forcing file downloads
To force a file download, add "?download=true" to the file's URL.
For example, let's say you have the following file:
https://files.upload.io/W142hLtKheF5WsFzeqtyqri
To force a download of this file, use the following URL instead:
https://files.upload.io/W142hLtKheF5WsFzeqtyqri?download=true