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
1. What MTA are you using? Postfix or Qmail?
2. Show the output of /usr/local/psa/bin/grey_listing --info-server
3. Try the KB "How to recreate mail handlers in Parallels Plesk Panel 10.4 and above" http://kb.parallels.com/en/113664
4. If it did not resolve the issue attach mail logs