Native Instruments MASCHINE MK3 Groove Production Studio (Black) - Manual (Page 149)

The Preferences panel – the Plug-ins page’s Locations pane.
The Locations pane also contains the following controls:
Element Description
Plug-in column Lists all plug-in directories used in MASCHINE. Click the folder icon
on the left of an entry to change the path of that plug-in directory.
Add button Click Add to add plug-in directories.
Basic Concepts
Preferences
MASCHINE - Manual - 149