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 am very sorry, but I have to disagree entirely.
If we can change the "admin" username, of course it will add more complexity to brute force attacks.
Statistically can even change the fact that Joomla will be less targeted than it is now.
Maybe you have to consider Two Factor Authentication...