Battery; Performance Mode - Samsung Galaxy Note 9 User Manual

Battery

View how battery power is used for device activities.
From Settings, tap Device maintenance >
u
Battery for options:
Battery usage: View power usage by item.
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Power saving mode: Select a power mode to
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extend battery life.
App power monitor: View power usage by app.
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Unmonitored apps: Select apps to exclude
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from being put to sleep by the App power
monitor.
Always sleeping apps: Select apps to put to
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sleep immediately when not being used.
More options > Advanced settings: Configure
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advanced battery settings and notifications.
Settings

Performance mode

Optimize your device's performance features to best
fit your usage.
From Settings, tap Device maintenance >
u
Performance mode.
Optimized (recommended): Balance battery
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life and screen resolution for everyday use.
Game: Enhance your gaming experience by
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making games run more smoothly.
Entertainment: Enjoy music and videos with
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ultra-high quality sound and enhanced
images.
High performance: Experience the highest
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quality display settings.
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