As we know that SFTP can only be used to Secure FTP connnections for only cPanel users and not for regular FTP accounts but for regular FTP accounts you can setup FTP over SSL/TLS
You can follow the below simple steps to the same ::
Enable TLS Encryption support from WHM
WHM >> Main >> Service Configuration >> FTP Server Configuration
and set TLS Encryption Support to optional.
Once done that you can access FTP over SSL by using server type as :: FTPES stands for FTP over explicit TLS/SSL
You can use the below settings to access FTP over SSL
Host :: domain.com or IP User :: FTP user name Pass :: FTP password Port :: 21 Server Type :: ftpes
That’s all .