1 | initial version |
The README.txt file you came across is outdated.
Once you have downloaded the xxx-app.dmg, open the dmg, copy the app to your /Applications folder, and open it, e.g. by double-clicking it.
You may have to visit the "Security and Privacy" tab of macOS's "System Preferences" to unquarantine the app. See
The app takes a very long time to start for some reason.