You can also copy the installation image onto a USB drive and reimage an appliance to the latest version.
Make sure that the USB drive is made bootable.
Create a USB drive with the installation image.
Note
Use image writing software, such as Launchpad Image Writer, to write the image to the USB drive. Use the "raw", "DD", or "ISOHybrid" image mode when writing to a USB drive, else the installation might fail. For more information, see KB87321.
Insert the USB drive into the appliance.
Log on to the appliance as administrator.
From the appliance console menu, select Reboot to restart the system.
Press F6 to enter the boot menu.
From the boot menu options, select the USB drive from which the appliance must upgrade.
The installation image starts loading. Wait until the image gets unpacked and displays the Installation menu.
From the appliance console menu, select Reboot to restart the system.
Select the full installation mode, which is the default and the recommended option.
Follow the on-screen instructions to reimage the appliance.
When the reimaging is complete, remove the USB drive.
Caution
If you don't remove the USB drive, the appliance is reimaged from the USB drive after the next reboot, removing your current installation and returning the appliance to factory default settings.