In Windows 7 I found my custom-saved ensemble files in C:\Users\ myUserName \AppData\Roaming\Plogue\Aria\Presets\com.Plogue.Aria Other ensembles are in the folders for the various packages you own. For example, my JABB ensembles are in... C:\Program Files\Garritan\Jazz and Big Band 3\Ensembles Hope ...
Garritan sound packs normally authorize by dragging the appropriate license card (an image file obtained from Garritan) for the sound-pack you have purchased (GPO5, JABB, etc.) If you have already authorized your soundpack, I would expect Aria to function as well on Acid Pro 7 as it does when folded...
The online manual for GPO5 is at https://usermanuals.garritan.com/GPO5/Content/Contents.htm Can't find a PDF manual; wish I could. (Info w/ the thumb-drive install says to go to the plug-n or standalone and click the question-mark button. My player has no question-mark button but does have a Get Hel...
(At least in Sonar Platinum) the channels are numbered 1-16; the two instances oif Aria will be listed as separate SoftSynths. These will then be available in the Out dropdown list for MIDI tracks.
I received notification that my "hard copy" of GPO 5 was in the mail. When I ordered the download I opted for the hard copy as well, so this is likely what you received. You packing slip might well mention both the download you already downloaded as well as the hard copy "kit." I...