MIDI : MIDI Editing : Patch Select (Program and Bank Changes)

Patch Select (Program and Bank Changes)
For more information, see the following topics:
Each MIDI and Instrument track can have a default program change that is sent each time the track plays. Additional program changes can be inserted at any point within the track.
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Program changes are sent to external MIDI devices. Instrument plug-ins in Pro Tools do not respond to program change information.