SFTP is a file transfer protocol based on SSH connection. Please confirm that your server could be connected by SSH before you perform SFTP transmission.
Linux os is default with SSH/SFTP service if you would like to connect your Windows server. please see the below information.
Start SFTP service on your Windows server
- Install SFTP on your Windows server via the below information: https://learn.microsoft.com/en-us/windows-server/administration/openssh/openssh_install_firstuse?tabs=gui
- Confirm you can use the SSH protocol to access your Windows server.
- After installing your SFTP service on the Windows server, you can start your file transfer with your server. You can see connection detail here: How do I connect to the server from Mavis?