先查Ubuntu版本,指令會出現 Ubuntu 版本代碼。 lsb_release -a sudo apt-get install -y dirmngr gnupg sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 561F9B9CAC40B2F7 sudo apt-get install -y apt-transport-https ca-certificates sudo sh -c 'echo deb https://oss-binaries.phusionpassenger.com/apt/passenger xenial main > /etc/apt/sources.list.d/passenger.list' sudo apt-get update sudo apt-get install -y nginx-extras passenger 參考 Installing Passenger + Nginx