Move current position: Press ?¡ã<-?¡À or ?¡ã->?¡À key.

Make or change the selected part: Press ?¡ã<-?¡À or ?¡ã->?¡À while hold the ?¡ãShift?¡À key.
Move the start or end line: When you have a selection, if you press the ?¡ã<-?¡À with ?¡ãShift?¡À hold, you move the start line, otherwise you move the end line.


Move the selection: Lock the selection and then press ?¡ã<-?¡À or ?¡ã->?¡À key.

Active the wave window: If the line DOSE NOT move when you press the arrow key, you should click the wave window to set focus on it.



