Samsung SM-J710FZKNITV, SM-J510FZKNOPT manual Lock screen, Changing the screen lock method

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Basics

Lock screen

Pressing the Power key turns off the screen and locks it. Also, the screen turns off and automatically locks if the device is not used for a specified period.

The screen is locked with Swipe, the default screen lock method.

Press the Power key or the Home key and swipe in any direction to unlock the screen.

Changing the screen lock method

To change the screen lock method, launch the Settings app, tap Lock screen and security Screen lock type, and then select a method.

When you set a pattern, PIN, or password for the screen lock method, you can protect your personal information by preventing others from accessing your device. After setting the screen lock method, the device will require an unlock code whenever unlocking it.

Swipe: Swipe in any direction on the screen to unlock it.

Pattern: Draw a pattern with four or more dots to unlock the screen.

PIN: Enter a PIN with at least four numbers to unlock the screen.

Password: Enter a password with at least four characters, numbers, or symbols to unlock the screen.

None: Do not set a screen lock method.

You can set your device to perform a factory data reset if you enter the unlock code incorrectly several times in a row and reach the attempt limit. Launch the Settings app, tap Lock screen and security Secure lock settings, and then tap the Auto factory reset switch to activate it.

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Contents SM-J710FN/DS SM-J710FN/DD Table of Contents Settings Appendix Basics Read me firstInstructional icons BasicsDo the following when the device heats up Device overheating situations and solutionsWhen the device heats up while charging the battery When the device heats up during use Device limitations when the device overheats Precautions for operating environment Package contents Device layout and functionsDevice layout Home Key Function PowerKeys BackBattery Installing the batteryRemoving the battery Charging the battery Battery charging tips and precautions Reducing the battery consumptionType 1 SM-J510F, SM-J510FN Installing the SIM or Usim cardSIM or Usim card Type 2 SM-J710F, SM-J710FN Removing the SIM or Usim card Single SIM modelsActivating SIM or Usim cards Using dual SIM or Usim cards dual SIM modelsSetting preferred SIM or Usim cards Customising SIM or Usim cardsInstalling a memory card Memory card microSD card→ SD card →UNMOUNT Removing the memory cardFormatting the memory card → SD card →FormatEmergency mode Turning the device on and offInitial setup Basics Registering your Samsung account Samsung accountIntroduction Registering a new Samsung accountTap Samsung account → →Remove account Transferring data from your previous deviceRemoving your Samsung account Smart Switch Transferring data wirelessly via Wi-Fi DirectTransferring backup data from a computer On the computer, launch Smart SwitchRestoring data Samsung CloudBacking up data Tapping Understanding the screenControlling the touchscreen Tapping and holdingSwiping DraggingDouble-tapping Spreading and pinchingHome screen and Apps screen Switching between Home and Apps screens Moving itemsMoving apps from a folder Creating foldersAdding more apps Deleting a folderEditing the Home screen Displaying all apps on the Home screenIndicator icons Icon MeaningLock screen Changing the screen lock methodNotification panel Screen captureUsing quick setting buttons Block notifications from apps Launch SettingsChanging the input language Entering textKeyboard layout Changing the keyboard layoutAdditional keyboard functions Copying and pastingDictionary Galaxy Apps Installing or uninstalling appsInstalling apps Play StoreManaging apps Uninstalling apps and using app sleep modeSetting app permissions Enabling appsPhone Making callsMaking calls from the locked screen Using speed dialMaking calls from call logs or contacts list Making an international callAnswering a call Receiving callsBlocking phone numbers Rejecting a callDuring a video call Options during callsDuring a voice call Adding a phone number to Contact Adding a phone number to Contacts from the keypadCreating a new contact ContactsAdding contacts Synching contacts with your web accounts Searching for contactsImporting contacts Sharing contacts Saving and sharing profileDeleting contacts MessagesMerging duplicate contacts Sending messagesViewing messages Enter a messageBlocking unwanted messages Setting the message notificationSetting a message reminder Internet Browsing webpagesChanging security settings Using secret modeActivating secret mode Deactivating secret modeReading emails Setting up email accountsSending emails Camera etiquette CameraLaunching Camera Using swipe gestures Switching camerasBasic shooting Taking photos or recording videosLocking the focus AF and exposure AE Changing shooting modesAuto mode Pro modeAvailable options PanoramaContinuous shot Beauty face HDR Rich toneNight Sound & shot Using the selfie flashSports SelfieWide selfie Applying beauty effectsCamera settings Quick settingsCamera settings Rear CameraGallery Storage location Select the memory location for storageSearching for images Viewing images and videosViewing images Viewing videos Viewing albumsViewing stories Tap →Create story Creating storiesSharing stories Deleting stories Syncing images and videos with Samsung CloudDeleting images or videos Deleting an image or a videoMulti window Split screen viewUsing additional options Adjusting the window sizeMinimising the split screen view Sharing text or images between windowsHere for pop-up view Pop-up viewMoving pop-up windows Samsung Members Calendar Creating eventsSyncing events and tasks with your accounts Samsung HealthCreating tasks Starting Samsung HealthUsing Samsung Health Monitor your health and fitnessTogether StepsAdditional information Voice Recorder Composing memos My FilesMemo Searching for memosClock Calculator StopwatchRadio Listening to the FM radioGame Launcher Scanning radio stationsRemoving a game from Game Launcher Using Game LauncherActivating game power saving mode Using Game Tools Blocking notifications during gamesSharing content Using additional featuresGoogle apps Hangouts YouTubePhotos GoogleOptions IntroductionConnections Wi-Fi Connecting to a Wi-Fi networkWi-Fi Direct Tap Wi-Fi DirectBluetooth Pairing with other Bluetooth devicesTap Unpair Unpairing Bluetooth devicesSending and receiving data Making payments with the NFC feature NFC and payment NFC-enabled modelsUsing the NFC feature Sending data Using the mobile hotspot Mobile Hotspot and TetheringMore connection settings SIM card manager dual SIM modelsPrinting Adding printer plug-insSounds and vibration Notifications DisplayAdvanced features Wallpapers and themes110 Device maintenance Using the quick optimisation featureBattery StorageMemory AppsLock screen and security Device securityCloud and accounts Using a Google account Backup and restoreUsing a Samsung account Accessibility Google→ Add language General managementAdding device languages Software update Security updates informationAbout phone Troubleshooting AppendixForcing restart Resetting the deviceRestarting the device Sound echoes during a call Battery depletes faster than when first purchased Error messages appear when opening multimedia files Your device cannot find your current location Samsung Cloud does not work Copyright Trademarks
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SM-J710FZKNXEH, SM-J710FZWAPTR, SM-J710FZWNEUR, SM-J510FZDNPAN, SM-J510FZWNTMH specifications

The Samsung SM-J510FZDUITV, SM-J510FZKUITV, SM-J710FZKNITV, SM-J510FZKNITV, and SM-J510FZWUITV are part of Samsung's Galaxy J series, designed to offer a blend of impressive features, sleek design, and affordability. These models cater to users seeking reliable smartphones without breaking the bank, making them popular choices in the budget segment.

One of the standout features across these models is their display technology. Introducing vibrant Super AMOLED screens, users are treated to rich colors and deep contrasts, enhancing the viewing experience for videos, games, and social media. The resolution of 720 x 1280 pixels ensures clear and sharp visuals, perfect for daily tasks and entertainment.

Performance-wise, these devices are equipped with robust processors that deliver smooth multitasking capabilities and efficient performance. The combination of a Snapdragon or Exynos chipset along with adequate RAM ensures that users can effortlessly switch between applications and enjoy a lag-free experience. With the model also featuring expandable storage options, users can conveniently store their files, photos, and applications without worrying about running out of space.

Camera capabilities are another highlight for the Galaxy J series. With rear cameras that typically range from 13MP to 16MP, users can capture stunning images with vivid detail, even in low-light conditions, thanks to features like LED flash and various shooting modes. The front-facing cameras, usually around 5MP, are perfect for selfies and video calls, enhancing the social experience for users.

Battery life is a critical aspect of these smartphones, and Samsung has tailored its offerings with substantial battery capacities. Most models come with batteries around 3000 mAh, providing ample power to last through a full day of moderate use. This, combined with power-saving technologies, ensures that the devices remain functional throughout the day, giving users peace of mind.

In terms of software, these devices run on Android with Samsung's customized interface, offering a user-friendly experience. Features like Samsung Pay, Bixby voice assistant, and various Samsung applications enhance functionality, making day-to-day operations seamless.

Connectivity options are well-covered, including 4G LTE, Wi-Fi, Bluetooth, and GPS, allowing users to stay connected and navigate with ease. With a stylish design that incorporates a sleek body and tactile buttons, these Galaxy J models are as aesthetically pleasing as they are functional.

In summary, the Samsung SM-J510FZDUITV, SM-J510FZKUITV, SM-J710FZKNITV, SM-J510FZKNITV, and SM-J510FZWUITV embody the essence of a budget-friendly smartphone without compromising on essential features. Their reliable performance, vibrant displays, impressive cameras, and user-friendly software make them suitable companions for a wide range of users.