Settings 2083. Tap Clean all.Using Smart Manager1. From home, tap Apps > Settings > Smart Manager .2. Tap each of the following for options: Battery: Check the battery power and time remaining to use the device. For devices with lowbattery levels, conserve battery power by activating power saving features and closing appsthat are consuming an excessive amount of battery power.• The usage time remaining shows the time remaining before the battery power runs out.Usage time remaining may vary depending on your device settings and operatingconditions. Storage: Check the status of used and available memory capacity. You can delete unused orunneeded files, and uninstall apps that you no longer use. RAM: Check the amount of available RAM. You can close background apps and reduce theamount of RAM you are using to speed up your device.Applications SettingsView information and configure settings for all apps on your phone. The Application manager and Defaultapplications menus are located here.