Samsung SM-G925A User Manual page 132

Appendix
Your device displays network or service error messages
• W hen you are in areas with weak signals or poor reception, you may lose reception. Move
to another area and try again. While moving, error messages may appear repeatedly.
• Y ou cannot access some options without a subscription. For more information, contact
your service provider.
Your device does not turn on
When the battery is completely discharged, your device will not turn on. Fully charge the
battery before turning on the device.
The touchscreen responds slowly or improperly
• I f you attach a protective cover or optional accessories to the touchscreen, the
touchscreen may not function properly.
• I f you are wearing gloves, if your hands are not clean while touching the touchscreen,
or if you tap the screen with sharp objects or your fingertips, the touchscreen may
malfunction.
• T he touchscreen 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 updated to the latest version.
• I f the touchscreen 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 key and the Volume key 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
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.
Factory data reset
132
RESET DEVICE ERASE