How to install FTP Server and Permission-Based Configuration on Debian 11

FTP, short for File Transfer Protocol, is a popular protocol for transferring files to and from an FTP server. VSFTPD (Very Secure FTP Daemon) is a fast, secure, and stable FTP server that uses encryption to secure data exchanged with the server.
For more explanation on this video: https://www.linuxhelp.com/how-to-install-ftp-server-and-permission-based-configuration-on-debian-11