Samsung GT-B5512HKUSKZ manual Touch screen responds slowly or improperly, → Erase everything

The touch screen responds slowly or improperly

If your device has a touch screen and the touch screen is not responding properly, try the following:

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Remove any protective covers from the touch screen. Protective covers may prevent the device from recognising your inputs and are not recommended for touch screen devices.

Ensure that your hands are clean and dry when tapping the touch screen.

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, take it to your local Samsung Service Centre.

Your device freezes or has fatal errors

If your device freezes or hangs, you may need to close programs or reset the device to regain functionality. If your device is frozen and unresponsive, press and hold [] for 8-10 seconds and release. The device will reboot automatically.

If this does not solve the problem, perform a factory data reset. In Idle mode, open the application list and select Settings → Privacy → Factory data reset → Reset phone

→Erase everything.

Calls are being dropped

When you are in areas with weak signals or poor reception, you may lose your connection to the network. Move to another area and try again.

Troubleshooting

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