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 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 Applications screen, tap Settings →General →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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SM-G7102ZIASER, SM-G7102ZDAXXV, SM-G7102ZKAAFR, SM-G7102ZWAKSA, SM-G7102ZWATHR specifications

The Samsung SM-G7102 series, which includes models SM-G7102VBASER, SM-G7102ZDASER, SM-G7102ZKASER, SM-G7102ZWASER, and SM-G7102ZIASER, represents a noteworthy entry in the mid-range smartphone market. Released under the Galaxy Grand branding, these devices cater to users who seek a balance between performance, features, and affordability.

One of the standout characteristics of the SM-G7102 series is its large 5.25-inch display. With a resolution of 1280x720 pixels, the screen delivers sharp visuals and clear text, making it suitable for various activities, such as browsing the web, watching videos, and playing games. The TFT LCD technology used provides good color reproduction and decent viewing angles, enhancing the overall user experience.

Powered by a robust quad-core processor, the SM-G7102 series ensures smooth operation and responsiveness. This processing power is complemented by 1.5 GB of RAM, enabling multitasking capabilities that allow users to switch between apps without experiencing lag or slowdowns. With an internal storage capacity of 8 GB, expandable via microSD, users have ample space for apps, media, and personal files.

Photography enthusiasts will appreciate the inclusion of an 8 MP rear camera with autofocus and LED flash, capturing detailed images even in low-light conditions. The 2 MP front-facing camera is ideal for selfies and video calls, offering decent quality for social media sharing and communication.

The SM-G7102 series also boasts essential connectivity options, including 3G, Wi-Fi, Bluetooth 4.0, and GPS, ensuring users stay connected and can navigate efficiently. The inclusion of a removable 2600 mAh battery provides adequate power for a full day of usage, promoting convenience with the ability to replace the battery easily if needed.

Running on Android with Samsung's TouchWiz UI, these devices provide a user-friendly interface enriched with customizable features and pre-installed applications. The software experience, combined with Samsung's reputation for reliability, ensures that the SM-G7102 series remains a competitive option in its category.

In summary, the Samsung SM-G7102 series offers a blend of practical features, solid performance, and respectable camera capabilities, making it an attractive choice for users seeking a dependable smartphone without breaking the bank. As a mid-range device, its specifications are well-suited for everyday tasks, social media interaction, and light gaming, fulfilling the needs of a diverse user base.