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 not tested this method, but you can try at least.
In /opt/psa/tmp there is a file run-root.tar containing the default named.conf file. You might add your line "version "unknown";" to option section there and update the tarball.