This article discusses using FTP (File Transfer Protocol) in Plesk. FTP is a network protocol that enables you to transfer files between your A2 Hosting account and another computer. For example, you can use FTP to upload content from your personal computer to your website.
The official Plesk documentation contains detailed information about how to use FTP in Plesk. To view this documentation, please visit http://docs.plesk.com/en-US/onyx/customer-guide/ftp-access-to-your-websites.69544.
For more information about Plesk, please visit https://www.plesk.com.