Samsung SM2G355HZKNTWO, SM-G355HZKNTPL, SM-G355HZWNITV Touch screen responds slowly or improperly

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Troubleshooting

The touch screen responds slowly or improperly

•If you attach a protective cover or optional accessories to the touch screen, the touch screen may not function properly.

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

•The touch screen 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 upgraded to the latest version.

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

Your device freezes or has fatal errors

If your device freezes or hangs, you may need to close applications or reinsert the battery and turn on the device to regain functionality. If your device is frozen and unresponsive, press and hold the Power button for more than 7 seconds to reboot.

If this does not solve the problem, perform a factory data reset. On the Applications screen, tap Settings →Backup and reset →Factory data reset →Reset device →Erase everything. Before performing the factory data reset, remember to make backup copies of all important data stored on the device.

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

Calls are not connected

•Ensure that you have accessed the right cellular network.

•Ensure that you have not set call barring for the phone number you are dialling.

•Ensure that you have not set call barring for the incoming phone number.

Others cannot hear you speaking on a call

•Ensure that you are not covering the built-in microphone.

•Ensure that the microphone is close to your mouth.

•If using a headset, ensure that it is properly connected.

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Contents SM-G355HN About this manual About this manual Instructional icons CopyrightTrademarks Table of Contents Utilities Device layout Getting startedButtons Package contents Installing the SIM or Usim card and battery Insert the battery Replace the back cover Removing the SIM or Usim card and battery Charging with the charger Charging the batteryChecking the battery charge status Inserting a memory card Reducing the battery consumptionRemoving the memory card →Settings →Storage →Unmount SD cardFormatting the memory card Turning the device on and offSwitching to silent mode Adjusting the volumeHolding the device Locking and unlocking the deviceBasics Indicator iconsIcon Meaning Finger gestures Using the touch screenTapping Dragging Tapping and holdingDouble-tapping Pinching FlickingRotating the screen Notifications Rearranging items Home screenRearranging panels Using widgets Setting wallpaperUninstalling applications Installing applicationsApplications screen Rearranging applicationsDisabling applications Using applicationsOpening an application Opening from recently-used applicationsEntering text Using the Samsung keyboardChanging the keyboard type Changing the keyboard layoutTurning Wi-Fi on and off Connecting to a Wi-Fi networkEntering text by voice Copying and pastingJoining Wi-Fi networks Setting up accountsAdding Wi-Fi networks Forgetting Wi-Fi networksConnecting with Windows Media Player Connecting with Samsung KiesTransferring files Removing accountsSetting a pattern Connecting as a media deviceSecuring the device Device MTPSetting a password Setting a PINUnlocking the device Upgrading with Samsung Kies Upgrading the deviceUpgrading over the air Phone CommunicationMaking calls Making an international call Finding contactsDuring a call Sending a message Adding contactsViewing call logs Fixed dialling numberReceiving calls Listening to a voice message Video callsMaking a video call During a video callManaging contacts ContactsDisplaying contacts Searching for contactsImporting and exporting contacts Importing contactsContact groups Favourite contactsAdding contacts to a group Managing groupsBusiness card MessagesSending messages Sending scheduled messages Setting up email accountsViewing incoming messages Reading messages Google Mail Labels HangoutsPhotos Google+ChatON Internet Web & networkHistory ChromeLinks Sharing webpagesSyncing with other devices BluetoothSending and receiving data Pairing with other Bluetooth devicesReading information from an NFC tag Beam Making a purchase with the NFC featureSending data via Android Beam Camera MediaCamera etiquette Taking photos Shooting modeTaking a photo Applying filter effects Panoramic photosTap →Panorama Taking videos Recording modeTaking a video Zooming in and out Configuring settings for CameraShare shot Media Viewing images GalleryPlaying videos Editing imagesModifying images Setting as wallpaperDeleting images Sharing imagesSelect a video to play VideoDeleting videos YouTubeWatching videos Sharing videosListening to the FM radio RadioAdding stations to the favourites list Scanning radio stationsPlay Store Application & media storesPlay Books Samsung AppsPlay Music Play Movies & TVPlay Games Play NewsstandMemo UtilitiesComposing memos Browsing memosCreating events or tasks PlannerSyncing with Google Calendar Changing calendar type DriveSearching for events or tasks Deleting events or tasksSetting alarms AlarmStopping alarms Deleting alarmsCalculator TimerWorld clock StopwatchRecording voice memos Voice RecorderPlaying voice memos Managing voice memos GoogleSearching the device Search scopeMy Files Voice SearchGoogle Now Viewing filesViewing storage information Searching for a fileAdding shortcuts to folders Downloads Maps Travel & localSearching for locations Getting directions for a destinationAbout Settings SettingsWi-Fi Setting Wi-Fi sleep policySetting Network notification Flight modeWi-Fi Direct Tethering and Mobile hotspotData usage Default messaging appMore networks Mobile networksSound Lock screenRingtones Wallpaper DisplayCall Additional settingsAnswering/ending calls Ringtones and keypad tonesBattery Power saving modeStorage Location Application managerSecurity Security update Set up SIM card lockLanguage and input LanguageSamsung keyboard DefaultVoice search Google voice typingText-to-speech options Pointer speedAdd account Backup and resetDate and time Text-to-speech options AccessibilityGoogle Settings AccessoriesPrinting About deviceYour device displays network or service error messages TroubleshootingTouch screen responds slowly or improperly Sound echoes during a call Your device is hot to the touch Another Bluetooth device is not located Data stored on the device has been lost English EU /2014. Rev.1.0
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SM-G355HZWNEUR, SM-G355HZWNGBL, SM-G355HZWNITV, SM-G355HZKNEUR, SM-G355HZWNTPL specifications

The Samsung SM-G355HZWNSEB and SM-G355HZKNSEB represent two variants of the Galaxy Core 2 smartphone, designed to cater to users looking for a balance between functionality and affordability. Launched in 2014, these devices exemplify Samsung's commitment to providing reliable performance and essential features in the mid-range smartphone category.

At the heart of the Galaxy Core 2 lies a 1.2 GHz quad-core processor, which delivers smooth multitasking and responsiveness for everyday tasks like browsing, messaging, and social media. Complementing this is a generous 1 GB of RAM, enabling users to run multiple applications simultaneously without slowing down the device. Additionally, the 4.5-inch TFT display, with a resolution of 800 x 480 pixels, provides decent clarity for viewing images, videos, and text, ensuring that users have a satisfactory visual experience.

In terms of storage, both models come with 8 GB of internal memory, expandable up to 64 GB via microSD cards, offering plenty of space for apps, photos, and files. The Galaxy Core 2 is equipped with a 5 MP rear camera, augmented by an LED flash, allowing users to capture moments with reasonable quality. A 0.3 MP front-facing camera is also present, suitable for selfies and video calls.

The devices run on Android 4.4.2 KitKat, enhanced by Samsung's TouchWiz interface, which adds a layer of customization and user-friendly features. Users benefit from access to Google Play Store, enabling them to download a wide array of applications and games to enhance their smartphone experience.

Moreover, the Galaxy Core 2 supports a range of connectivity options, including 3G, Wi-Fi, Bluetooth 4.0, and GPS, catering to the essential needs of modern smartphone users. The removable 2000 mAh battery ensures adequate power for daily use, making them ideal for individuals who prioritize efficiency.

In summary, the Samsung SM-G355HZWNSEB and SM-G355HZKNSEB are reliable smartphones that offer a solid blend of performance, features, and connectivity, making them suitable for users seeking an accessible device without sacrificing essential capabilities. With a focus on affordability and practicality, these models continue to serve as reliable options in the competitive smartphone market.
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