Touch screen responds slowly or improperly

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 →Accounts →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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GT-I9515ZKAVDH, GT-I9515ZSACEL, GT-I9515ZKAXEF, GT-I9515ZWAVVT, GT-I9515DKYBGL specifications

The Samsung GT-I9515ZWASEB, also known as the Samsung Galaxy S4 (LTE-A variant), is a remarkable smartphone that encapsulates a range of advanced features and technologies. As a member of Samsung’s renowned Galaxy S series, the GT-I9515 series boasts specifications that appeal to both everyday users and tech enthusiasts.

At the core of the GT-I9515ZWASEB is its powerful Qualcomm Snapdragon 800 processor, which enables seamless multitasking and swift app launches. The device comes with a 5-inch Full HD Super AMOLED display, boasting a resolution of 1920 x 1080 pixels. This results in vibrant colors, deep blacks, and sharp images, making it perfect for streaming videos and playing games.

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The phone operates on Android OS, backed by Samsung's TouchWiz UI, which provides a customized user interface and several pre-installed applications. This enhances the overall user experience with features like Smart Scroll and Air Gesture, allowing users to interact with the device without physical contact.

Connectivity options are robust, featuring 4G LTE support for rapid internet access, Wi-Fi, Bluetooth, and NFC capabilities. These functions ensure that users can connect easily to various devices and networks.

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