If you want to move the loop/sample content library for Spectrasonics’ Stylus RMX from the default location where its placed by the installer, you’ll need to let the plug-in where to look for it — otherwise the plug-in will open up with no directories available.
To do this, drag the Sage content folder to wherever you want it to live (internal or external drive locations will work fine). Create a shortcut (Windows) or alias (Mac OS X) for the Sage content folder in its new location, and place the shortcut/alias in the following location: