Need to solve ftp sentora connectionand 554 5.7.1 relay access denied,make sentora file password protect,3azuracast iframe addtion on front page,background removal and size adjustment of twitter embedded code

1.I have 3 azuracast iframe addition on public [login to view URL] have add that with radio player on frontpage of wordpress website as attached image. [login to view URL] to solve ftp sentora connection as failed to connect and transfer. 3. Need to make password protected every folder of websites on sentora file manager . [login to view URL] removal and size adjustment of twitter embedded code on wordpress site 5. Mailchimp integration in one wordpress site. 6. Solve the 554 5.7.1 relay access denied on one of domain.