may damage the device or battery.Do not store the device in coldtemperatures. When the devicewarms to its normal temperature,moisture can form inside the deviceand damage it.Do not open the device other than asinstructed in the user guide.Unauthorized modifications maydamage the device and violateregulations governing radio devices.or magnetic fields.To keep your important data safe,store it in at least two separateplaces, such as your device, memorycard, or computer, or write downimportant info.During extended operation, the device may feel warm. In most cases, this is normal.To avoid getting too warm, the device may automatically slow down, close apps,switch off charging, and if necessary, switch itself off. If the device is not workingproperly, take it to the nearest authorised service facility.RecycleAlways return your used electronic products, batteries, and packaging materials todedicated collection points. This way you help prevent uncontrolled waste disposaland promote the recycling of materials. Electrical and electronic products contain alot of valuable materials, including metals (such as copper, aluminum, steel, andmagnesium) and precious metals (such as gold, silver, and palladium). All materials ofthe device can be recovered as materials and energy.Nokia 8 Sirocco User Guide© 2018 HMD Global Oy. All rights reserved. 66