Data usage, Unpairing Bluetooth devices | Samsung SM-G390FZKAILO

Settings

Unpairing Bluetooth devices

1 On the Settings screen, tap Connections →Bluetooth. The device displays the paired devices in the list.

2

3

Tap next to the device name to unpair.

Tap Unpair.

Data usage

Keep track of your data usage amount and customise the settings for the limitation. On the Settings screen, tap Connections →Data usage.

•Data saver: Prevent apps that are running in the background from using a mobile data connection.

•Mobile data: Set the device to use data connections on any mobile network.

•Mobile data usage: Monitor your mobile data usage.

•Billing cycle: Set a limit for mobile data usage.

•Wi-Fi data usage: Monitor your Wi-Fi data usage.

•Restrict networks: Select Wi-Fi networks to prevent apps running in the background from using them.

To change the monthly reset date for the monitoring period, tap Billing cycle →Start billing cycle on.

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Samsung SM-G390FZKAILO manual Data usage, Unpairing Bluetooth devices

Contents

SM-G390F SM-G390Y Table of Contents Appendix Basics Read me first Do the following when the device heats up Device overheating situations and solutionsWhen the device heats up while charging the battery Instructional icons When the device heats up during use Device limitations when the device overheats Precautions for operating environment Maintaining water and dust resistance Package contents Device layout Keys Recents Battery Installing the battery Removing the battery Charging the battery Viewing the estimated charging time Battery charging tips and precautionsReducing the battery consumption Power saving mode Maximum power saving mode Installing the SIM or Usim card SIM or Usim card microSIM card Removing the SIM or Usim card Installing a memory cardMemory card microSD card Removing the memory card Attaching a hand strap Formatting the memory card Restarting the device Turning the device on and offControlling the touchscreen Dragging TappingTapping and holding Spreading and pinching Double-tappingSwiping Home screen Home screen Home screen options Adding items Creating folders Moving itemsRemoving items Managing panels Using quick optionsApps screen Rearranging items Indicator icons Searching for items Lock screen Using the notification panel Notification panel Using quick setting buttons Entering text Searching for content or nearby devicesSetting search categories Finder Changing the keyboard layout Additional keyboard functionsChanging the input language Copying and pasting Screen captureOpening apps Capturing a screenshot Secure Folder Introduction Creating Secure Folder Setting auto lock for Secure FolderMoving content Hiding Secure Folder Adding appsAdding accounts Removing apps from Secure Folder Uninstalling Secure Folder Multi window Split screen view Using additional options Adjusting the window size Maximising a window Sharing text or images between windowsMinimising the split screen view Registering a new Samsung account Samsung accountRegistering your Samsung account Registering an existing Samsung account Removing your Samsung account Transferring data via Smart SwitchTransferring data from your previous device Transferring data wirelessly via Wi-Fi Direct Transferring backup data from a computer On the computer, launch Smart Switch Transferring data via Samsung Cloud Connecting the device to a computer for data transferDevice and data management Updating over the air Updating with Smart SwitchUpdating the device Using a Google account Performing a data resetUsing a Samsung account Backing up and restoring data Sharing features Emergency mode Deactivating emergency mode Galaxy Apps Installing or uninstalling appsInstalling apps Play Store Managing apps Uninstalling or disabling appsSetting app permissions Enabling apps Phone Making calls Receiving calls Missed calls Blocking phone numbersOptions during calls During a voice call During a video call ContactsAdding contacts Creating a new contact Adding a phone number to Contacts from the keypad Enter contact information Synching contacts with your web accounts Adding a phone number to Contacts from the calls listImporting contacts Searching for contacts Sharing contacts Deleting contacts MessagesMerging duplicate contacts Sending messages Viewing messages Blocking unwanted messages Setting the message notificationSetting a message reminder Internet Browsing webpages Changing security settings Using secret modeActivating secret mode Deactivating secret mode Reading emails CameraSending emails Using swipe gestures Launching Camera Basic shooting Taking photos or recording videos Locking the focus AF and exposure AE Customising shooting modes Auto modePro mode Panorama Continuous shot Tag shot HDR Rich toneNight Sports Selfie Using the selfie flashSound & shot Wide selfie Applying beauty effects Applications Camera settings Camera settingsQuick settings Gallery Common Viewing images and videos Viewing images Viewing videos Viewing albumsViewing stories Creating stories Syncing images and videos with Samsung CloudDeleting images or videos Deleting stories Creating notes Samsung NotesSharing images or videos Deleting multiple images and videos Calendar Deleting notes Creating events Creating tasks Starting S Health HealthSyncing events and tasks with your accounts Using S Health Monitor your health and fitness Additional information Voice Recorder Making voice recordings Deleting alarms Setting alarmsStopping alarms My Files Creating clocks Deleting clocks Listening to the FM radio CalculatorRadio Scanning radio stations Google apps Google PhotosDuo Introduction Wi-FiConnecting to a Wi-Fi network Connections Wi-Fi Direct Tap Connect Bluetooth Ending the device connection Pairing with other Bluetooth devices Sending and receiving data Unpairing Bluetooth devices Data usage Limiting data usage Flight modeNFC and payment Using the NFC feature Making payments with the NFC feature Sending data Using the mobile hotspot Mobile hotspot and tethering Location More connection settingsMobile networks Printing Adding printer plug-ins Sounds and vibration Download booster Options NotificationsDisplay Easy mode Blue light filter Wallpapers and themes Advanced featuresSwitching to easy mode Managing shortcuts Send SOS messages Device maintenance Adding emergency contacts Storage Using the quick optimisation featureBattery Memory AppsLock screen and security Device security Cloud and accounts Samsung Cloud Adding accounts AccountsManage cloud storage Removing accounts Google AccessibilityBackup and restore General management Software update About device Troubleshooting Appendix Resetting the device Forcing restart Sound echoes during a call Battery depletes faster than when first purchased Photo quality is poorer than the preview Your device cannot find your current location Copyright Trademarks