Settings123Power saving modeActivate power-saving mode and change the settings for power-saving mode.• CPU power saving: Set the device to limit some system resource usage.• Screen power saving: Set the device to decrease the brightness of the display.• Learn about Power saving: Discover how to reduce battery consumption.StorageView memory information for your device and memory card, or format a memory card.Formatting a memory card permanently deletes all data from it.The actual available capacity of the internal memory is less than the specifiedcapacity because the operating system and default applications occupy part of thememory. The available capacity may change when you upgrade the device.SecurityChange settings for securing the device and the SIM or USIM card.• Encrypt device: Set a password to encrypt data saved on the device. You must enter thepassword each time you turn on the device.Charge the battery before enabling this setting because it may take more than anhour to encrypt your data.• Encrypt external SD card: Set the device to encrypt files on a memory card.If you reset your device to the factory defaults with this setting enabled, the devicewill not be able to read your encrypted files. Disable this setting before resetting thedevice.• Remote controls: Set the device to allow control of your lost or stolen device remotelyvia the Internet. To use this feature, you must sign in to your Samsung account.– Account registration: Add or view your Samsung account.– Use wireless networks: Set the device to allow location data collection or todetermine the location of your lost or stolen device via Wi-Fi or mobile network.