Settings79Wi-Fi DirectWi-Fi Direct connects two devices directly via a Wi-Fi network without requiring an accesspoint.On the Settings screen, tap Wi-Fi → Wi-Fi Direct.BluetoothActivate the Bluetooth feature to exchange information over short distances.To use more options, tap .• Rename device: Set a Bluetooth name for the device.• Visibility timeout: Set duration that the device is visible.• Received files: View received files via the Bluetooth feature.Data usageKeep track of your data usage amount, and customise the settings for the limitation.• Mobile data: Set the device to use data connections on any mobile network.• Set mobile data limit: Set a limit for the mobile data usage.• Data usage cycle: Enter monthly reset date to monitor your data usage.To use more options, tap .• Restrict background data: Set the device to disable sync in the background while usinga mobile network.• Auto sync data: Activate or deactivate auto-syncing of applications. You can select whatinformation to sync for each account in Settings → Accounts.• Show Wi-Fi usage: Set the device to show your data usage via Wi-Fi.• Mobile hotspots: Select Wi-Fi hotspots to prevent applications that are running in thebackground from using them.