Figure 1-8:

The Escape key, and any of these buttons, will help you back out of unfamiliar territory.
If all else fails, press Alt+F4. (On the keyboard, hold down the key labeled Alt, press and
release the key labeled F4, and then release the Alt key.) This key combination closes
whatever window is currently open.
If you can remember these techniques, you should be able to back your way out of any jam, no matter
how lost you feel. If you really, really, really get stuck and none of the previous techniques work, and the
computer appears to be hung (not responding normally to your keystrokes and mouse clicks), you might
have to use the Windows Task Manager to locate and kill the offending task. This is the least desirable
approach because it doesn’t give you a chance to save any work you’ve completed. If all else fails,
however, it might be your last resort.
To get to the Windows Task Manager, right-click the taskbar and choose Task Manager from the menu
that appears. Alternatively, press Ctrl+Alt+Del (hold down the Ctrl key, hold down the Alt key, hold down
the Delete keys simultaneously for a moment), and then release all three keys. The Windows Task