17• If the device behaves abnormally, run an antivirus program tocheck for infection.• Run an antivirus program on your device before you launch newly-downloaded applications and files.• Install antivirus programs on your computer and run themregularly to check for infection.• Do not edit registry settings or modify the device’s operatingsystem.Acknowledging Special Precautions andIndustry Canada NoticeCautionsAny changes or modifications to your phone not expressly approvedby Samsung could void your warranty for this equipment, andvoid your authority to operate this equipment. Only use approvedbatteries, antennas, and chargers. The use of any unauthorizedaccessories may be dangerous and void the phone warranty if saidaccessories cause damage or a defect to the phone.Although your phone is quite sturdy, it is a complex piece ofequipment and can be broken. Avoid dropping, hitting, bending, orsitting on it.Information to UserThis equipment has been tested and found to comply with thelimits of a Class B digital device. These limits are designed to providereasonable protection against harmful interference in a residentialinstallation. This equipment generates, uses, and can radiate radiofrequency energy and, if not installed and used in accordancewith the instructions, may cause harmful interference to radiocommunications. However, there is no guarantee that interferencewill not occur in a particular installation; if this equipment doescause harmful interference to radio or television reception, whichcan be determined by turning the equipment off and on, the user isencouraged to try to correct the interference by one or more of thefollowing measures:• Reorient/relocate the receiving antenna.• Increase the separation between the equipment and receiver.• Connect the equipment into an outlet on a circuit different fromthat to which the receiver is connected.• Consult the dealer or an experienced radio/TV technician for help.G920W8_QSG_ENG.indb 17 2015-03-17 12:45:36