Samsung SM-G960W User Manual page 214

Settings
Using the quick optimization feature
On the Settings screen, tap Device maintenance → FIX NOW or OPTIMIZE NOW.
The quick optimization feature improves device performance through the following actions.
• Clearing some memory.
• Deleting unnecessary files and closing apps running in the background.
• Managing abnormal battery usage.
• Scanning for crashed apps and malware.
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 maintenance → Battery.
• Estimated battery life is the time remaining before the battery power runs out.
Usage time left may vary depending on your device settings and operating
conditions.
• You may not receive notifications from some apps that use power saving mode.
Power saving mode
• MID: Activate power saving mode to extend the battery's usage time.
• MAX: In maximum power saving mode, the device decreases battery consumption
by applying the dark theme and limiting the apps and features available. Network
connections, except for the mobile network, will be deactivated.
Managing the battery
You can save battery power by preventing apps that are running in the background from
using battery power when they are not being used. Tick apps from the apps list and tap
SAVE POWER. Also, tap → Advanced settings and set the App power monitor options.
You can set the device to charge the battery more quickly. Tap → Advanced settings and
tap the Fast cable charging switch to activate it.
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