Samsung SM-G360 User Manual page 92

Troubleshooting
The touch screen responds slowly or improperly
• I f you attach a protective cover or optional accessories to the touch screen, the touch
screen may not function properly.
• I f 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.
• T he touch screen may malfunction in humid conditions or when exposed to water.
• R estart your device to clear any temporary software bugs.
• E nsure that your device software is upgraded to the latest version.
• I f 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 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 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
• E nsure that you have accessed the right cellular network.
• E nsure that you have not set call barring for the phone number you are dialling.
• E nsure that you have not set call barring for the incoming phone number.
Others cannot hear you speaking on a call
• E nsure that you are not covering the built-in microphone.
• E nsure that the microphone is close to your mouth.
• I f using a headset, ensure that it is properly connected.
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