HearingWarning: When you use the headset, your ability to hear outside sounds may be affected.Do not use the headset where it can endanger your safety.Some wireless devices may interfere with some hearing aids.Protect your device from harmful contentYour device may be exposed to viruses and other harmful content. Take thefollowing precautions:Be cautious when opening messages. They may contain malicious software orotherwise be harmful to your device or computer.Be cautious when accepting connectivity requests, browsing the internet, ordownloading content. Do not accept Bluetooth connections from sources you donot trust.Only install and use services and software from sources that you trust and thatoffer adequate security and protection.Install antivirus and other security software on your device and any connectedcomputer. Only use one antivirus app at a time. Using more may affectperformance and operation of the device and/or computer.If you access preinstalled bookmarks and links to third party internet sites, takethe appropriate precautions. HMD Global does not endorse or assume liability forsuch sites.VehiclesRadio signals may affect improperly installed or inadequately shielded electronicsystems in vehicles. For more info, check with the manufacturer of your vehicle orits equipment.Only authorized personnel should install the device in a vehicle. Faulty installationmay be dangerous and invalidate your warranty. Check regularly that all wirelessdevice equipment in your vehicle is mounted and operating properly. Do not storeor carry flammable or explosive materials in the same compartment as the device,its parts, or accessories. Do not place your device or accessories in the air bagdeployment area.Nokia 3310 4G User Guide© 2018 HMD Global Oy. All rights reserved. 46