how to install ftp server in ubuntu 20.04

The solution for this is noted below

how to install ftp server in ubuntu 20.04

Solution

sudo apt install vsftpd
sudo echo write_enable=YES >> /etc/vsftpd.conf
sudo systemctl restart vsftpd

# if running a UFW firewall do:
sudo ufw allow 20:21/tcp
sudo ufw allow 30000:31000/tcp
sudo ufw allow OpenSSH
sudo ufw disable && sudo ufw enable

Try other methods by searching on the site. That is if this doesn’t work