How to install Nginx with HTTP/2 support with letsencrypt

Here are the steps to install Nginx with HTTP/2 support and configure Let’s Encrypt SSL:

1. Install Nginx:
   • Ubuntu/Debian: sudo apt-get update && sudo apt-get install nginx
   • CentOS/Fedora: sudo yum install nginx
   • Other platforms: see Nginx documentation.
2. Enable HTTP/2:
   • Edit Nginx configuration file, usually at /etc/nginx/nginx.conf
   • Add the following to the http block:
   server {
listen 443 ssl http2;
...
}

3. Install certbot and configure Let’s Encrypt SSL:
   • Ubuntu/Debian: sudo apt-get update && sudo apt-get install certbot python-certbot-nginx
   • CentOS/Fedora: sudo yum install certbot && sudo yum install certbot-nginx
   • Other platforms: see certbot documentation.
   • Obtain SSL certificate: sudo certbot --nginx
   • Follow the on-screen instructions to complete the process.
4. Verify installation and configuration:
   • Start Nginx: sudo service nginx start
   • Check Nginx status: sudo nginx -t
   • Access your website using HTTPS and check the SSL certificate.