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 back-up 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-I9515ZSACEL, GT-I9515ZSAKSA, GT-I9515ZKAPCL, GT-I9515DKYILO, GT-I9515ZBAKSA specifications

The Samsung GT-I9515, commonly known as the Galaxy S4, is a smartphone that was released in 2013, setting the pace for innovations in the mobile industry. Variants like the GT-I9515DKYXSG, GT-I9515ZIAKSA, GT-I9515ZKAXSG, GT-I9515ZSAXSG, and GT-I9515ZNAKSA showcase the versatility and adaptability of the model, catering to different markets and user preferences.

One of the key features of the GT-I9515 is its Super AMOLED display, measuring 5.0 inches diagonally. With a resolution of 1920 x 1080 pixels, the screen provides vibrant colors and deep contrasts, making content consumption an immersive experience. The device is powered by either a Qualcomm Snapdragon 600 or Samsung Exynos 5 Octa processor, ensuring smooth performance and multitasking capabilities.

In terms of camera capabilities, the GT-I9515 stands out with its 13-megapixel rear camera equipped with features like autofocus, LED flash, and HDR. The front-facing 2-megapixel camera allows for decent selfies and video calls. The device supports 1080p video recording, enhancing the overall multimedia experience.

The Samsung Galaxy S4's design reflects an elegant aesthetic with its polycarbonate body, available in various colors depending on the variant. It weighs approximately 130 grams, making it comfortable to hold for extended periods. The device also introduces several software features, such as Air Gesture and Smart Scroll, which utilize advanced sensors for a user-friendly experience.

Furthermore, the smartphone runs on Android Jelly Bean out of the box, with the option to upgrade to higher versions, providing access to a plethora of applications and services through the Google Play Store. Storage options vary, with models offering 16GB or 32GB of internal memory, expandable via microSD for those needing extra space.

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Overall, the Samsung GT-I9515 and its variants encapsulate a well-rounded package of technology and design, appealing to a wide range of users looking for a reliable smartphone experience in an era of rapid mobile evolution.