Samsung SM-A300HZDDXXV, SM-A300HZDDEGY, SM-A300HZWDKSA 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 apps or turn off the device and turn it on again. If your device is frozen and unresponsive, press and hold the Power button and the Volume button down simultaneously for more than 7 seconds to restart it.

If this does not solve the problem, perform a factory data reset. On the Apps 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 in 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-A300F/DS SM-A300F SM-A300H/DS SM-A300H Table of Contents Messages & email Read me first Instructional icons Getting started Package contentsDevice layout Buttons Using the SIM or Usim card and battery Installing the SIM or Usim cardDual SIM models Single SIM models Dual SIM models Single SIM models Getting started Insert the SIM card tray back into the SIM card tray slot Removing the SIM or Usim card Changing the display name and icon of SIM or Usim cards Using dual SIM or Usim cards dual SIM modelsSwitching between cards Activating SIM or Usim cardsCharging the battery Reducing the battery consumption Installing a memory card Using a memory cardFormatting the memory card Removing the memory cardLocking and unlocking the screen Turning the device on and offUsing the touch screen BasicsTapping Tapping and holding DraggingDouble-tapping Spreading and pinching FlickingHome screen Home screen layoutHome screen options Apps screen Icon Meaning Indicator iconsNotifications panel Using the notifications panelUsing the quick setting buttons Rearranging quick setting buttonsClosing an app Installing or uninstalling appsOpening apps Samsung Galaxy AppsManaging apps Installing appsUninstalling or disabling apps Play StoreChanging the input language Entering textKeyboard layout Enabling appsUsing additional keyboard functions Copying and pastingChanging the keyboard layout My Files Screen captureViewing help information Power saving featureTap Connect Wi-FiNetwork connectivity Mobile dataUsing the mobile hotspot Tethering and Mobile hotspotAbout tethering and mobile hotspots Tick USB tethering Using USB tetheringUsing Bluetooth tethering Tick Bluetooth tetheringPersonalising Managing the Home and Apps screensManaging the Home screen Hiding apps Managing the Apps screenManaging panels Changing the sorting methodSetting wallpaper and ringtones Setting wallpaperChanging ringtones Pattern Easy modePassword Changing the screen lock methodTransferring data from your previous device Setting up accountsMaking calls PhoneMaking calls from call logs or contacts list Making an international callTap Keypad Options during calls Receiving callsDuring a video call Creating contacts manually ContactsAdding contacts Moving contacts from other devicesSearching for contacts Adding shortcuts for contacts to the Home screenTap →Add shortcut to home screen Dual SIM models Messages & emailMessages Sending messagesViewing incoming messages Sending emails Setting up email accountsReading emails Camera Basic shootingTaking photos or recording videos Camera etiquette Launching Camera on the locked screenPanorama Shooting modesAuto Beauty faceWide selfie Rear-cam selfieTap →Wide selfie Animated GIF Continuous shotHDR Rich tone NightCamera settings Camera Gallery Viewing content on the deviceUseful apps and features PlannerCreating events or tasks Syncing events and tasks with your accounts InternetPlaying videos VideoDeleting alarms AlarmSetting alarms Stopping alarmsCreating clocks TimerWorld clock StopwatchSearching for memos CalculatorMemo Composing memosVoice Recorder Recording voice memosPlaying voice memos Listening to the FM radio RadioScanning radio stations Google appsPlay Newsstand Google SettingsPlay Movies & TV Play BooksBluetooth About BluetoothPairing with other Bluetooth devices Sending and receiving data Sending an imageReceiving an image Connecting to other devices Wi-Fi DirectUnpairing Bluetooth devices About Wi-Fi DirectEnding the device connection NFC NFC-enabled models Using the NFC featureAbout NFC Sending data Making a purchase with the NFC featureAbout Screen Mirroring Screen MirroringViewing content on a TV Adding printer plug-ins Connecting to a printerPrinting content Mobile printingUpgrading with Samsung Kies Device & data managerUpgrading the device Upgrading over the airDevice MTP Connecting as a media deviceConnecting with Samsung Kies Transferring files between the device and a computerBacking up and restoring data Performing a data resetUsing a Google account Tap Backup and reset and tick Back up my dataSetting Wi-Fi sleep policy SettingsAbout Settings Wi-FiData usage BluetoothFlight mode Tethering and Mobile hotspotLocation SIM card manager dual SIM modelsPrinting NFC NFC-enabled modelsDefault messaging app Screen MirroringMobile networks SoundScreen mode DisplayWallpaper Answering/ending calls Lock screenThemes CallAdditional settings Application managerRingtones and keypad tones Add account Backup and resetEasy mode AccessibilitySettings Samsung keyboard DefaultLanguage and input LanguageGoogle voice typing Pointer speed AccessoriesDate and time Text-to-speech options Security Ultra power saving mode Battery StorageAbout device Set up SIM card lockYour 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 in the device has been lost Copyright
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