Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature currently requires accessing the site using the built-in Safari browser.
If you are still using CentOS 7.9, it's time to convert to Alma 8 with the free centos2alma tool by Plesk or Plesk Migrator. Please let us know your experiences or concerns in this thread: CentOS2Alma discussion
I have the same problem
in my case, I added a file to optimize nginx in the folder /etc/nginx/conf.d
but I'm not sure if that was the reason the problem appeared.
delete the file and restart the server but the problem persists