Cloud accounts · FTP and SFTP servers
Does Storage Studio support FTPS (FTP over TLS)?
Short answer: The FTP account type is plain FTP, which is why it warns that it isn't encrypted. For an encrypted connection, use SFTP, which most hosts offer alongside or instead of FTPS.
The FTP account type in Storage Studio is plain FTP, which is why it carries the "not encrypted" warning. For an encrypted connection to your server, use SFTP, which most hosts that offer FTPS also provide.
If your host only offers FTPS and not SFTP, ask them about SFTP access; it's widely available on hosting plans.