apt install samba smbclient cifs-utils

/etc/samba/smb.conf

[global]
    netbios name = НОВОЕ_ИМЯ_ДЛЯ_СЕТИ
    workgroup = WORKGROUP 
[Public]
    comment = Общедоступная папка
    path = /home/user/Общедоступные
    browseable = yes
    read only = no
    guest ok = no
    valid users = user
    create mask = 0644
    directory mask = 0755

sudo smbpasswd -a user
sudo hostnamectl set-hostname НОВОЕ_ИМЯ

sudo systemctl restart smbd