LG K4 2017 User Manual page 14

• Always unplug the charger from the wall socket after the device is fully charged
to save unnecessary power consumption of the charger.
• Actual battery life will depend on network configuration, product settings,
usage patterns, battery and environmental conditions.
• Make sure that no sharp-edged items such as animal' s teeth or nails, come into
contact with the battery. This could cause a fire.
Precautions when using SIM cards
• Do not insert the SIM card into the device with the label or seal attached. This
may cause damage.
• Do not remove the SIM card while using the device. This may damage the SIM
card or the system.
• Take extra care to ensure that the SIM card is not scratched, bent, or damaged by
magnet. This may delete files saved on the SIM card or cause device malfunctions.
Precautions when using memory cards
• Make sure that the orientation is correct when inserting the memory card.
Inserting using the wrong orientation may damage the card.
Securing personal information
• Make sure to protect your personal information to prevent data leakage or
misuse of sensitive information.
• Always back up important data while using the device. LG is not responsible for
any data loss.
• Make sure to back up all data and reset the device when disposing of the device
to prevent any misuse of sensitive information.
• Read the permission screen carefully while downloading applications.
• Be cautious using the applications that have access to multiple functions or to
your personal information.
• Check your personal accounts regularly. If you find any sign of misuse of your
personal information, ask your service provider to delete or change your account
information.
• If your device is lost or stolen, change the password of your account to secure
your personal information.
• Do not use applications from unknown sources.
Guidelines for safe and efficient use
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