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
You could try to upload flash using Downloadable content module and then use Script module in WYIWYG to insert <object> tag with reference to Donwloadable content module.
Well, don't try to link file directly to [App_Data/Blobs...]. Asp.Net restricts every request to App_Data folder. Use special handler to get this file - link to this handler you could fetch from site menu.