Aposonic A-S1604R20A - Manual (Page 35)

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5.6 Software Upgrade (Administrator)
In Menu display, press ▲▼◄► to change the highlighted option to Software
Upgrade, and then press ENTER to call up Software Upgrade display as shown.
The operations are as below:
 ▲▼◄►
(Mouse: Left click)
Press these buttons to select the items.
 ESC
(Mouse: Right Click)
Press this button to escape from this screen, and return to Menu display.
Following is a brief description for each item and its specific operations:
 USB Device – press ENTER
(Mouse: Left click) to call up USB Device dialog
(if there‟s no USB device connected).
 Disk Storage – to select the disk storage to upgrade. Press +/- buttons to select
the available storage.
 Upgrade File – press ENTER
(Mouse: Left click) to start the upgrade process
when the highlighted file is a correct upgrade file. A confirmation dialog will be
shown on the screen, press ENTER to confirm to upgrade the system software.
Note : After the software is upgraded, the system will restart immediately. The
split window display will be shown after restart, please wait a moment.