18 Setting Up and Using Your Computerw w w . d e l l . c o m | s u p p o r t . d e l l . c o mBooting to a USB DeviceNOTE: To boot to a USB device, the device must be bootable. To ensure that your device is bootable,check the device documentation.To restart your computer to a USB device such as a floppy drive, memory key, or CD-RW drive:1 Connect the USB device to a USB connector (see page 46).2 Shut down the computer through the Start menu (see page 18).3 Turn on the computer. When the DELL™ logo appears, press immediately.If you wait too long and the Microsoft® Windows® logo appears, continue to wait until yousee the Windows desktop. Then shut down your computer through the Start menu and tryagain.NOTE: These steps change the boot sequence for one time only. On the next start-up, the computerboots according to the devices specified in the system setup program.4 When the boot device list appears, highlight USB Flash Device and press .The computer reboots to the connected USB device.Turning Off Your ComputerNOTICE: To avoid losing data, turn off your computer by performing a Microsoft® Windows® operatingsystem shutdown, as described in this section, rather than by pressing the power button.1 Save and close any open files, exit any open programs, click the Start button, and then clickTurn Off Computer.2 In the Turn off computer window, click Turn off.The computer turns off after the shutdown process finishes.