Samsung SM-G390FZKAILO manual Emergency mode, Deactivating emergency mode

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Basics

Emergency mode

You can switch the device to emergency mode to reduce battery consumption. Some apps and functions will be restricted. In emergency mode, you can make an emergency call, send your current location information to others, sound an emergency alarm, and more.

Press and hold the Power key, and then tap Emergency mode.

Turn on the flash.

Send your current location information in a message.

Browse the Internet.

Remaining battery power and usage time left

Access additional options.

Sound alarms.

Make a call.

Add more apps to use.

Make an emergency call.

The usage time left shows the time remaining before the battery power runs out. Usage time left may vary depending on your device settings and operating conditions.

Deactivating emergency mode

To deactivate emergency mode, tap →Disable Emergency mode. Alternatively, press and hold the Power key, and then tap Emergency mode.

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Contents SM-G390F SM-G390Y Table of Contents Appendix Read me first BasicsInstructional icons Device overheating situations and solutionsWhen the device heats up while charging the battery Do the following when the device heats upWhen the device heats up during use Precautions for operating environment Device limitations when the device overheatsMaintaining water and dust resistance Package contents Device layout Recents KeysInstalling the battery BatteryRemoving the battery Charging the battery Battery charging tips and precautions Reducing the battery consumptionViewing the estimated charging time Maximum power saving mode Power saving modeSIM or Usim card microSIM card Installing the SIM or Usim cardInstalling a memory card Memory card microSD cardRemoving the SIM or Usim card Removing the memory card Formatting the memory card Attaching a hand strapTurning the device on and off Controlling the touchscreenRestarting the device Tapping Tapping and holdingDragging Double-tapping SwipingSpreading and pinching Home screen Home screenAdding items Home screen optionsMoving items Removing itemsCreating folders Using quick options Apps screenManaging panels Rearranging items Searching for items Indicator iconsLock screen Notification panel Using the notification panelUsing quick setting buttons Finder Searching for content or nearby devicesSetting search categories Entering textAdditional keyboard functions Changing the input languageChanging the keyboard layout Capturing a screenshot Screen captureOpening apps Copying and pastingIntroduction Secure FolderSetting auto lock for Secure Folder Moving contentCreating Secure Folder Removing apps from Secure Folder Adding appsAdding accounts Hiding Secure FolderMulti window Uninstalling Secure FolderSplit screen view Adjusting the window size Using additional optionsSharing text or images between windows Minimising the split screen viewMaximising a window Registering an existing Samsung account Samsung accountRegistering your Samsung account Registering a new Samsung accountTransferring data via Smart Switch Transferring data from your previous deviceRemoving your Samsung account Transferring data wirelessly via Wi-Fi Direct On the computer, launch Smart Switch Transferring backup data from a computerConnecting the device to a computer for data transfer Device and data managementTransferring data via Samsung Cloud Updating with Smart Switch Updating the device Updating over the air Backing up and restoring data Performing a data resetUsing a Samsung account Using a Google accountSharing features Deactivating emergency mode Emergency modePlay Store Installing or uninstalling appsInstalling apps Galaxy AppsEnabling apps Uninstalling or disabling appsSetting app permissions Managing appsMaking calls PhoneReceiving calls During a voice call Blocking phone numbersOptions during calls Missed callsCreating a new contact ContactsAdding contacts During a video callEnter contact information Adding a phone number to Contacts from the keypadAdding a phone number to Contacts from the calls list Importing contactsSynching contacts with your web accounts Sharing contacts Searching for contactsMessages Merging duplicate contactsDeleting contacts Viewing messages Sending messagesSetting the message notification Setting a message reminderBlocking unwanted messages Browsing webpages InternetDeactivating secret mode Using secret modeActivating secret mode Changing security settingsCamera Sending emailsReading emails Launching Camera Using swipe gesturesTaking photos or recording videos Basic shootingLocking the focus AF and exposure AE Auto mode Pro modeCustomising shooting modes Continuous shot PanoramaSports HDR Rich toneNight Tag shotUsing the selfie flash Sound & shotSelfie Applying beauty effects Wide selfieApplications Camera settings Quick settingsCamera settings Common GalleryViewing images Viewing images and videosViewing albums Viewing storiesViewing videos Deleting stories Syncing images and videos with Samsung CloudDeleting images or videos Creating storiesDeleting multiple images and videos Samsung NotesSharing images or videos Creating notesDeleting notes CalendarCreating tasks Creating eventsHealth Syncing events and tasks with your accountsStarting S Health Monitor your health and fitness Using S HealthAdditional information Making voice recordings Voice RecorderMy Files Setting alarmsStopping alarms Deleting alarmsDeleting clocks Creating clocksCalculator RadioListening to the FM radio Scanning radio stations Google apps Photos DuoGoogle Connections Wi-FiConnecting to a Wi-Fi network IntroductionTap Connect Wi-Fi DirectEnding the device connection BluetoothSending and receiving data Pairing with other Bluetooth devicesData usage Unpairing Bluetooth devicesFlight mode NFC and paymentLimiting data usage Making payments with the NFC feature Using the NFC featureSending data Mobile hotspot and tethering Using the mobile hotspotMore connection settings Mobile networksLocation Adding printer plug-ins PrintingDownload booster Sounds and vibrationNotifications DisplayOptions Blue light filter Easy modeManaging shortcuts Advanced featuresSwitching to easy mode Wallpapers and themesSend SOS messages Adding emergency contacts Device maintenanceUsing the quick optimisation feature BatteryStorage Device security AppsLock screen and security MemorySamsung Cloud Cloud and accountsRemoving accounts AccountsManage cloud storage Adding accountsAccessibility Backup and restoreGoogle General management About device Software updateAppendix TroubleshootingForcing restart Resetting the deviceSound 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 Trademarks Copyright

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