(1) I installed Ubuntu minimal with an ethernet cable.
(2) sudo apt install --no-install-recommends network-manager
(3) sudo systemctl start NetworkManager.service
sudo systemctl enable NetworkManager.service
(4) nmcli d wifi connect my_wifi password <password>
连接已建立..但在启动时,有时候可以建立,有时候不可以!!出了什么问题?