After installing Machine Control and connecting the cables, "Enable 9-Pin...

After installing Machine Control and connecting the cables, "Enable 9-Pin Serial" button is grayed out when I go to setup-peripherals-machine control.

Either Machine Control is not authorized from key diskette or Machine Control extension is not present in the DAE folder/DAE Extensions folder. Authorize Machine Control, put Machine Control extension inside DAE Extensions folder, trash DAE prefs and relaunch Pro Tools.

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