...
Choose this variant if you have a local CSV file on your PC. Click on "Upload File" and select the product data file in the explorer.
HTTP
If your product data file is available under a HTTP(S) link, select the connector type "HTTP". After selecting this option you can see three different buttons with whom you can configure the HTTP settings.
For more details, please visit the HTTP subpage.
SFTP
In case that your data file is accessible via SFTP select the connector type "SFTP". Selecting this option provides you the exact same three buttons like the HTTP type.
For more details, please visit the SFTP subpage.
Important Notes for HTTP or SFTP Data Download Jobs
...