How to Disable HSTS in NGINX

1. How to Disable HTTP Strict Transport Policy in NGINX

2. Open NGINX configuration file Open terminal and run the following command to open NGINX configuration file. $ sudo vi /etc/nginx/nginx.conf

3. Disable HTTP Strict Transport Policy Look for the following line in NGINX configuration file. add_header Strict-Transport-Security ... Remove this line, or comment it by adding # at its beginning. If you don’t find the above line, then add the following line add_header Strict-Transport-Security "max-age=0;"; In the above line, we set the Strict-Transport-Security header for 0 days, that is, we disable it. You need to add this in server block of your NGINX configuration file, that listens to port 443 (SSL/HTTPS). server { listen 443 ... add_header Strict-Transport-Security "max-age=0"; ... }

4. Restart NGINX server Restart NGINX server to apply changes. $ sudo service nginx restart

5. Thank You Visit for details https://techimbo.com/how-to-disable-http-strict-transport-policy-in-nginx/