Click on File >> New >> FTP Site
Under General Tab
Label - Provide the site name
Host Address :ftp.domainname ( or ) ip
User Name : Your ftp user name
Password : Your ftp password
Login Method : Choose normal
Click on Type Tab
Protocol Type >> Choose FTP with TLS/SSL (AUTH TLS - Explicit)
Port : 21
Server Type >> Choose Auto Detect
Data Connection Type >> Choose User Global Settings
Transfer Type >> Choose Use Global Setting
Server Time Zone >> No Offset
Check the Check box " Clear Data Channel " [ Without this it will not work ]
Click on connect now
[ If any prompt to accept the certificate appears, please accept it as the server used open ssl ]
Now you should be able to view the local system in left side and server in the right side,
You can now start uploading the contents in your public_html directory by drag the contents from the local system in left side to server in the right side.