Draytek VigorPro 5500 Series - Manual (Page 170)

VigorPro5500 Series User’s Guide 162
upgraded and displayed on the web page.
Upgrade
Automatically Specify certain time for executing the upgrade automatically.
Remember to check the Schedule Update box to activate the time
settings.
Every – It means the downloading procedure will be executed
automatically whenever passing through the time (hours and
minutes) that you set here.
Daily - It means the downloading procedure will be automatically
executed every day at the time (hours and minutes) that you set
here.
Weekly - It means the downloading procedure will be
automatically executed at the time (hours and minutes) that you set
here every week.