The following list shows keyboard shortcuts for the 4D Debugger:

Step Out: F7, Ctrl+U or Command + U
Step Into: F8, Ctrl+T or Command + T
Step Over: F4, Ctrl+S or Command + S
Edit: F2, Ctrl+E or Command + E
Abort: F6, Ctrl+K or Command +K
No Trace: F5, Ctrl+R or Command + R