Samsung SM-T820 User Manual page 150

Settings
Battery
Check the remaining battery power and time to use the device. For devices with low battery
levels, conserve battery power by activating power saving features.
On the Settings screen, tap Device care → Battery.
• T he usage time left shows the time remaining before the battery power runs
out. Usage time left may vary depending on your device settings and operating
conditions.
• Y ou may not receive notifications from some apps that use power saving mode.
Managing battery usage for each app
You can save battery power by preventing apps that are running in the background from
using battery power when they are not being used. Select apps from the apps list and tap the
Put app to sleep switch to activate the feature. Also, tap → Settings and set up the options
under App power management.
Storage
Check the status of the used and available memory.
On the Settings screen, tap Device care → Storage.
• T he actual available capacity of the internal memory is less than the specified
capacity because the operating system and default apps occupy part of the
memory. The available capacity may change when you update the device.
• Y ou can view the available capacity of the internal memory in the Specification
section for your device on the Samsung website.
Managing the memory
To delete residual files, such as cache, tap Clean now. To delete files or uninstall apps that you
do not use any more, select a category under User data. Then, tick items to select and tap
DELETE or UNINSTALL.
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