You can upload your site using any FTP program, however we recommend FileZilla as it is free and works on Windows, Mac, and Linux.
The FTP server is ftp.yourdomain.com and the login and password is the hosting account login/password. You may also create "sub" ftp accounts in your cpanel if you do not wish to
Alternatively you can upload your site using the File Manager in your control panel.
We recommend using SFTP, which is a secure protocol (FTP over SSH), to upload your site. Details on how to connect are in this KB article, however you will need to log in to see it.