Find your model number and serial number (IMEI)If you need to contact Nokia Care or your service provider, you may need info such as the model number and the serial number(IMEI). To see the info, tap Settings > about.You can also find the info on your phone label, which is located under the back cover.Product and safety infoNetwork services and costsYou can only use your device on the LTE 800, 1800, 2600 MHz networks, WCDMA 850, 900, 2100 MHz networks, and GSM 850,900, 1800, 1900 MHz networks. You need a subscription with a service provider.Using some features and downloading content require a network connection and may result in data costs. You may also needto subscribe to some features.Important: 4G/LTE might not be supported by your network service provider or by the service provider you are usingwhen traveling. In these cases, you may not be able to make or receive calls, send or receive messages or use mobile dataconnections. To make sure your device works seamlessly when full 4G/LTE service is not available, it is recommendedthat you change the highest connection speed from 4G to 3G. To do this, swipe left on the start screen, and tapSettings > mobile+SIM. Switch Highest connection speed to 3G.For more info, contact your network service provider.Make an emergency call1. Make sure the phone is switched on.2. Check for adequate signal strength.You may also need to do the following:• Put a SIM card in the device, if supported by your device.• Switch the call restrictions off in your phone, such as call barring, fixed dialling, or closed user group.• Make sure flight mode is not switched on.• If the phone screen and keys are locked, unlock them.3. Press .4. Select .5. Select .6. Type in the official emergency number for your present location. Emergency call numbers vary by location.7. Select call.8. Give the necessary info as accurately as possible. Do not end the call until given permission to do so.When you switch your phone on for the first time, you are asked to create your Microsoft account and set up your phone. Tomake an emergency call during the account and phone setup, tap emergency call.Important: Activate both cellular and internet calls, if your phone supports internet calls. The phone may attempt to makeemergency calls both through cellular networks and through your internet call service provider. Connections in allconditions cannot be guaranteed. Never rely solely on any wireless phone for essential communications like medicalemergencies.Take care of your deviceHandle your device, battery, charger and accessories with care. The following suggestions help you keep your device operational.• Keep the device dry. Precipitation, humidity, and all types of liquids or moisture can contain minerals that corrode electroniccircuits. If your device gets wet, let the device dry.• Do not use or store the device in dusty or dirty areas.• Do not store the device in high temperatures. High temperatures may damage the device or battery.• Do not store the device in cold temperatures. When the device warms to its normal temperature, moisture can form insidethe device and damage it.© 2014 Microsoft Mobile. All rights reserved. 102