Samsung Galaxy On Max User Manual page 15

Basics
Viewing the estimated charging time
While charging, launch the Settings app and tap Device maintenance → Battery.
The actual charging time may vary depending on the status of your device and the
charging conditions. The estimated charging time may not be displayed when you
charge the device in very cold or very hot conditions.
Reducing the battery consumption
Your device provides various options that help you conserve battery power.
• O ptimise the device using the device maintenance feature.
• W hen you are not using the device, turn off the screen by pressing the Power key.
• A ctivate power saving mode.
• C lose unnecessary apps.
• D eactivate the Bluetooth feature when not in use.
• D eactivate the Wi-Fi feature when not in use.
• D eactivate auto-syncing of apps that need to be synced, such as emails.
• D ecrease the backlight time.
• D ecrease the screen brightness.
Battery charging tips and precautions
• W hen the battery power is low, the battery icon appears empty.
• I f the battery is completely discharged, the device cannot be turned on immediately
when the charger is connected. Allow a depleted battery to charge for a few minutes
before turning on the device.
• I f you use multiple apps at once, network apps, or apps that need a connection to
another device, the battery will drain quickly. To avoid losing power during a data
transfer, always use these apps after fully charging the battery.
• U sing a power source other than the charger, such as a computer, may result in a slower
charging speed due to a lower electric current.
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