Linux: Install Nginx on Debian 9 Stretch

1. Check your apt source list.

vi /etc/apt/source.list

2. Add this lines of code below.

deb http://security.debian.org/debian-security stretch/updates main
deb-src http://security.debian.org/debian-security stretch/updates main
deb http://deb.debian.org/debian/ stretch-updates main non-free contrib
deb-src http://deb.debian.org/debian/ stretch-updates main non-free contrib
deb http://ftp.debian.org/debian/ stretch main non-free contrib
deb-src http://deb.debian.org/debian/ stretch main non-free contrib

3. Update the system.

apt update

4. Install nginx.

apt install nginx

5. Check the status of nginx.

service nginx status

6. Check the status on browser.

http://localhost or ip address