After installation ftp server vsftp we have to make enable users writing permissions
~$ sudo nano /etc/vsftpd.conf
do uncomment or insert write_enable=YES
“
# Uncomment this to enable any form of FTP write command.
write_enable=YES
“

save changes and then restart service vsftp
~$ sudo systemctl restart vsftpd && sudo systemctl status vsftpd
● vsftpd.service – vsftpd FTP server
Loaded: loaded (/lib/systemd/system/vsftpd.service; enabled; vendor preset: enabled)
Active: active (running) since Tue 2020-04-21 16:55:59 UTC; 33ms ago
Process: 15235 ExecStartPre=/bin/mkdir -p /var/run/vsftpd/empty (code=exited, status=0/SUCCESS)
Main PID: 15243 (vsftpd)
Tasks: 1 (limit: 2317)
CGroup: /system.slice/vsftpd.service
└─15243 /usr/sbin/vsftpd /etc/vsftpd.conf
Have You More questions? Please be free to ask us your questions in the
Dzhumaiev.Slack.com channel 🙂