Undo
Undo last action in the pattern/frame editor.

Redo
Redo last action in the pattern/frame editor.

Cut
Cut selection to the clipboard.

Copy
Copy selection to the clipboard.

Paste
Paste from the clipboard.

Paste Special
Pastes pattern data from the clipboard according to the selected option.

Delete
Delete selection.

Copy As
Copies pattern data into a format specified by the option.

Select
Select pattern data according to the selected option.

Find/Replace...
Find/Replace pattern data, specified by the Find/Replace tab.

Go To...
Transports the cursor to a specified location.

Bookmarks
Selects a bookmark according to the selected option.

Instrument Mask
Check this item to disable insertion of instrument numbers when entering notes in the pattern editor.

Volume Mask
Check this item to disable insertion of volume numbers when entering notes in the pattern editor (on by default).

Split Keyboard...
Opens the Split Keyboard dialog.

Enable MIDI
Enable/disable the MIDI input device, if such a device is present.