Finale 27.4.1, GPO 5, Dorico Pro, Cubase, Windows 10 Pro
I am not sure if I understand your problem exactly, but if you want to just switch between open files in Finale, you can either go to the Menu > Window and on the bottom you will see the files you ...
Maybe it's different on a Mac, but in Windows, at my ARIA (v1.872/877) "Settings" screen you can choose various options at "Tuning" (including 435 and 439, alas, not 430).
From the Expression Selection screen go to Edit Categories, where you can create/edit a Score List to show the expression on any or all staves you want. If you don't want to change this setting for...
I assume the sounds are loaded into the ARIA player. Go to the Effects panel and you will probably see "Convolution" and/or "Ambiance" is turned on. Turn them/it off and you will get a clean ending.
It should work the way you have it, but did you download the correct version? from here - Plug-ins for Windows (Finale 2010-2014.5) (NOT the 64-bit version for Finae 25+). And in Preferences > Fold...
In the score manager de-select Auto-Number Style, then In Staff Settings for Selected Instrument, change the Full (and Abbr.) Name to anything you like (works, at least for me in Fin 2014.5)
Look at your playback settings screen - have you perhaps set Stop At: Measure 32?
Select the whole (or part of a) piece > Utilities > Check Notation > Check Elapsed Time. You can also assign this to a menu shortcut. If you want to show it in the score you can add a measure regi...
No need to make a group for each staff. Get rid of the groups and assign instrument names (full and abbreviated) in the score manager for the selected staff. If you don't want to see any names at a...
In Finale 2014 - use the SmartScore scanning interface (File > Import > SmartScore Lite Scan)