Inspiron 24 5420 All-in-One Owner's Manual

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One time boot menu

To enter one time boot menu, turn on your computer, and then press F12 immediately.
NOTE:If you are connected to the Dell Pro Wireless Keyboard KM5221W, press Fn+F12.
NOTE:It is recommended to shutdown the computer if it is on.

The one-time boot menu displays the devices that you can boot from including the diagnostic option. The boot menu options are:

  • Windows Boot Manager
  • UEFI HTTPs Boot
  • UEFI RST Micron 2450 SSD
  • Onboard NIC (IPV4)
  • Onboard NIC (IPV6)

The boot sequence screen also displays the option to access the System Setup screen.

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