Arranging : Time, Tempo, Meter, Key, and Chords : Time Operations

Time Operations
The Time Operations window lets you:
*   
*   
*   
*   
To open a specific Time Operations window:
*
Choose Event > Time Operations, followed by one of the Time Operations commands (such as Change Meter).
*
If the Time Operations window is already open, you can select any Time Operation from the pop-up menu at the top of the window.
To open the last active Time Operations window:
*
Choose Event > Time Operations > Time Operations Window.
*
Press Alt+1 (Windows) or Option+1 (Mac) on the number keypad to open the Time Operations window and display the last active Time Operations window.