Settings

Using the quick optimisation feature

On the Settings screen, tap Device maintenance FIX NOW or OPTIMISE NOW.

The quick optimisation 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.

The 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.

You cannot receive notifications from 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.

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Samsung SM-T390NZKAITV manual Using the quick optimisation feature, Battery, Power saving mode, Managing the battery

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