Before you can use or modify a window, you must give focus to the window. The following table lists the keyboard shortcuts that you can use to give focus to a window.
| 
 Keys  | 
 Function  | 
|---|---|
| 
 Alt + Tab  | 
 Display a popup window with icons that represent each window. Press-and-hold Alt and continue to press Tab to move through the windows until you reach the window to which you want to give focus.  | 
| 
 Alt + Esc  | 
 Raise each window in turn until you reach the window to which you want to give focus.  |