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
That is because it is a self signed certificate, you will need to make a signed certificate with a SSL CA of your choice and install it to have a trusted source.
This does not actually impact the security of the connection it is still encrypted and secure with a self signed cert.