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
If you are not getting satisfied answer then visit this url for complete information. http://blog.eukhost.com/webhosting/adding-a-sub-domain-in-plesk/
Recommended site for Wildcard SSL https://www.sslmatrix.com/sslcertificates/wildcard-certificates