Mobile data – Tap the Mobile data switch to toggle it On or Off. Off disconnects you from the mobile network and you won't be able to use the Internet unless you use a Wi–Fi connection. Tap Mobile data to manage your mobile data usage.
Limit mobile data usage – Your mobile data connection will be turned off when your data usage reaches the limit you set in the data usage graph.
Alert me about data usage – Your phone will alert you when your mobile data usage reaches the warning amount you set in the data usage graph.
Data usage cycle – Displays your current usage cycle. Tap it to change the cycle date.
Data usage graph – Displays your usage on a graph.
Data usage apps – Apps are displayed with their data usage on a bar graph. Tap one to see more detailed information.
Tap the Menu key to access the Mobile data Options menu.
Data roaming – Checkmark to allow you to use data connections when you're roaming.
Restrict background data – Checkmark to disable sync in the background while using a mobile network.
Auto-sync data – Checkmark to set the device to sync contact, calendar, email, bookmark, and social network data automatically.
Show Wi-Fi usage – Checkmark to view your data usage via Wi-Fi.
Mobile hotspots – Displays a list to select and use another device's mobile network.
Help – Displays data usage information.
Display in MB/GB – Toggles between displaying data usage in MB or GB.