Select 'Next Contact' if you would like the update to occur when the terminal is next used. Select 'Maintenance Window' if you would like the update to occur during your maintenance window (By default this is set to 12am-6am).
8
Update
Press Update to apply the configuration update.
If you have selected 'Next Contact' please reboot the terminal to allow the update to pull through.
If you have selected 'Maintenance Window' please reboot the terminal first thing the following morning.
Please also ensure the terminals are connected to the network or else they will be unable to pull the update down.