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
Plesk itself runs independently of server's PHP version. Latest Plesk version runs on PHP5. Therefore, if you can install PHP on OS, it will be fine with Plesk.
You simply download all needed PHP5 rpm packages from official PHP web site and install them (rpm -Uvh package_name.rpm). One thing is you might also need this package to get rid of some dependencies error: