ARIA has been 64-bit for some years, so make sure you have an up-to-date version.
Why are you using Rosetta? ARIA has been native Apple Silicon for some time now. https://makemusic.zendesk.com/hc/en-us/articles/12106402523287-ARIA-Player-v2-026-Installer-Apple-Silicon-Native
That usually fixed by increasing the buffer size (either in the ARIA standalone app's Settings, or in Cakewalk's Settings.)
Ah: No, they're for Section Strings only. As said, there are lots of prohibitive problems with the Garritan Solo Strings, and you're better off using NotePerformer, or some other library.
GPO5 > Notation > 10. Garritan Orchestral Strings > 01 Violins > Violins Long Bows. (Also similar path for other strings.) The Full Strings > Long Gentle are also pretty vib free.
There are some excellent 'straight' Section String sustains (not in the KS instruments, but in the GOS "Long Bows"); and it's possible to add a bit of SFZ code to add simulated vibrato, controlled...
The Orchestral Strings do have "Small Sections" instruments, with 6-player Violins, and 3-player Violins. So you would need to switch the instruments using different MIDI channels.
It's not the optimal solution to the problem.
Yes, but if you apply a manual position adjustment, instead of using the correct glyph, then all your rests are "actually" off by 1 space, even if they look ok when using November2. And you'll have...
You don't say what version of Finale you're using, but if you're on Catalina, then Finale 26.3 and higher are supported and should work well. There's nothing particular about Catalina that should c...