Samsung SM-A810FZDDKSA, SM-A810FZSDKSA, SM-A810FZBDKSA manual Forcing restart, Resetting the device

Page 139

Appendix

The touchscreen responds slowly or improperly

•If you attach a screen protector or optional accessories to the touchscreen, the touchscreen may not function properly.

•If you are wearing gloves, if your hands are not clean while touching the touchscreen, or if you tap the screen with sharp objects or your fingertips, the touchscreen may malfunction.

•The touchscreen may malfunction in humid conditions or when exposed to water.

•Restart your device to clear any temporary software bugs.

•Ensure that your device software is updated to the latest version.

•If the touchscreen is scratched or damaged, visit a Samsung Service Centre.

Your device freezes or encounters a fatal error

Try the following solutions. If the problem is still not resolved, contact a Samsung Service Centre.

Restarting the device

If your device freezes or hangs, you may need to close apps or turn off the device and turn it on again.

Forcing restart

If your device is frozen and unresponsive, press and hold the Power key and the Volume Down key simultaneously for more than 7 seconds to restart it.

Resetting the device

If the methods above do not solve your problem, perform a factory data reset.

Launch the Settings app and tap General management →Reset →Factory data reset → RESET →DELETE ALL. Before performing the factory data reset, remember to make backup copies of all important data stored in the device.

If you registered a Google account to the device, you must sign in to the same Google account after resetting the device.

139

Image 139

Contents SM-A810F/DS Table of Contents Settings Appendix Read me first BasicsBasics Instructional 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 Device limitations when the device overheats Precautions for operating environment Device layout and functions Package contentsDevice layout Rear camera NFC antenna Main antenna Flash Microphone Charging the battery BatteryKeys Reducing the battery consumption Battery charging tips and precautions About Fast charging Fast chargingIncreasing the charging speed SIM or Usim card nano-SIM card Installing the SIM or Usim cardTray 1Tray Activating SIM or Usim cards Using dual SIM or Usim cardsCorrect card installation Removing the SIM or Usim cardCustomising SIM or Usim cards Installing a memory cardSetting preferred SIM or Usim cards Memory card microSD cardBe damaged Gently press the memory card into the tray to secure it → SD card →Format Removing the memory cardFormatting the memory card → SD card →UNMOUNTTurning the device on and off Emergency modeActivating emergency mode Deactivating emergency modeInitial setup Introduction Samsung accountRegistering an existing Samsung account Registering your Samsung accountRemoving your Samsung account Registering a new Samsung accountTransferring data wirelessly via Wi-Fi Direct Smart SwitchTransferring data from your previous device On the computer, launch Smart Switch Transferring backup data from a computerBacking up data Samsung CloudRestoring data Tapping and holding Understanding the screenControlling the touchscreen TappingSpreading and pinching DraggingDouble-tapping SwipingHome screen and Apps screen Moving items Switching between Home and Apps screensDeleting a folder Creating foldersAdding more apps Moving apps from a folderEditing the Home screen Displaying all apps on the Home screen Indicator iconsIcon Meaning Changing the screen lock method Lock screenCapturing a screenshot Screen captureNotification panel Using quick setting buttons Changing the keyboard layout Entering textKeyboard layout Changing the input languageCopying and pasting Additional keyboard functionsDictionary Play Store Installing or uninstalling appsInstalling apps Galaxy AppsEnabling apps Uninstalling apps and using app sleep modeSetting app permissions Managing appsMaking calls PhoneMaking an international call Using speed dialMaking calls from call logs or contacts list Making calls from the locked screenRejecting a call Receiving callsBlocking phone numbers Answering a callDuring a voice call Options during callsDuring a video call Adding a phone number to Contacts from the keypad Adding a phone number to ContactAdding a phone number to Contacts from the calls list Adding contacts ContactsCreating a new contact Importing contacts Searching for contactsSynching contacts with your web accounts Saving and sharing profile Sharing contactsSending messages MessagesMerging duplicate contacts Deleting contactsEnter a message Viewing messagesSetting a message reminder Setting the message notificationBlocking unwanted messages Browsing webpages InternetDeactivating secret mode Using secret modeActivating secret mode Changing security settingsSending emails Setting up email accountsReading emails Launching Camera CameraCamera etiquette Switching cameras Using swipe gesturesChanging shooting modes Applying filters and other effects Taking photos or recording videos Basic shootingSeparating the focus area and the exposure area Using the focus and exposure featuresChanging shooting modes Locking the focus AF and exposure AEPro mode Auto modeAvailable options Selfie PanoramaApplying beauty effects Using the selfie flashWide selfie Night HDR Rich toneQuick settings Camera settingsFood Rear Camera Camera settingsGallery Viewing images Viewing images and videosSearching for images Viewing stories Viewing albumsViewing videos Sharing stories Creating storiesTap →Create story Deleting an image or a video Syncing images and videos with Samsung CloudDeleting images or videos Deleting storiesSetting the schedule for the Always On Display feature Opening notifications when the screen is offAlways On Display Controlling music playback when the screen is off Split screen view Multi windowAdjusting the window size Using additional optionsSharing text or images between windows Minimising the split screen viewHere for pop-up view Samsung GearPop-up view Moving pop-up windowsCreating notes Samsung NotesDeleting notes Creating events CalendarStarting Samsung Health Samsung HealthCreating tasks Syncing events and tasks with your accountsUsing Samsung Health Steps TogetherAdditional information Using S Voice Setting a wake-up commandVoice Tips for better voice recognition Setting the languageMaking voice recordings Voice RecorderMy Files Changing the recording modeClock Stopwatch CalculatorListening to the FM radio RadioScanning radio stations Game LauncherChanging the performance mode Using Game LauncherRemoving a game from Game Launcher Blocking notifications during games Using Game ToolsPage Google apps Google YouTubePhotos HangoutsConnections IntroductionOptions Connecting to a Wi-Fi network Wi-FiEnding the device connection Wi-Fi DirectTap Wi-Fi Direct Sending and receiving dataPairing with other Bluetooth devices BluetoothSending and receiving data Unpairing Bluetooth devicesTap Unpair NFC and payment Using the NFC featureSending data Making payments with the NFC featureMobile hotspot and tethering Using the mobile hotspotSIM card manager More connection settingsPrinting Printing contentAdding printer plug-ins MirrorLink Connecting your device to a vehicle via MirrorLinkEnding the MirrorLink connection Download booster Sounds and vibration Display NotificationsWallpapers and themes Advanced features118 Using the quick optimisation feature Device maintenancePower saving mode BatteryManaging the battery Device security AppsStorage MemoryLock screen and security Fingerprint recognition Registering fingerprints For better fingerprint recognitionUsing fingerprints to sign in to accounts Verifying the Samsung account passwordDeleting fingerprints Unlocking the screen with fingerprints Samsung PassRegistering Samsung Pass Tap Web sign-in information Using Samsung Pass to sign in to websitesDeleting your Samsung Pass data Managing sign-in informationSecure Folder Setting up Secure FolderFolder Moving content to Secure Folder Setting auto lock for Secure FolderRemoving apps from Secure Folder Moving content from Secure FolderAdding apps Adding accountsRestoring data Hiding Secure FolderBacking up and restoring Secure Folder Backing up dataLaunch the Secure Folder app and tap →Settings →Uninstall Uninstalling Secure FolderCloud and accounts Google Backup and restoreUsing a Samsung account Using a Google accountAccessibility Adding device languages General management→ Add language Security updates information Software updateAbout phone Appendix TroubleshootingForcing restart Resetting the deviceSound echoes during a call Battery depletes faster than when first purchased Error messages appear when opening multimedia files Data stored in the device has been lost Trademarks Copyright

Related manuals

Manual 144 pages 9.66 Kb

Manual 137 pages 24.05 Kb