Garmin 3760 用户手册
nüvi 3700 Series Owner’s Manual
Customizing the Device
Viewing Traffic Subscriptions
From the main menu, touch
Tools > Settings > Traffic >
Subscriptions.
Restoring the Original Traffic
Settings
From the main menu, touch Tools
> Settings > Traffic > >
Restore.
Restoring All Original
Settings
From the main menu, touch Tools
> Settings > > Restore > Yes.