Samsung Galaxy S7 User Manual page 15

Basics
Increasing the charging speed
To increase the charging speed, turn the device or its screen off when you charge the battery.
While charging the battery when the device is turned off, the
If the fast charging feature is not activated, launch the Settings app, tap Device maintenance
→ Battery → → Advanced settings, and then tap the Fast cable charging switch to
activate it.
• Y ou cannot use the built-in fast charging feature when you charge the battery
using a standard battery charger.
• I f the device heats up or the ambient air temperature rises, the charging speed may
decrease automatically. This is a normal operating condition to prevent damage to
the device.
Wireless charging
The device has a built-in wireless charging coil. You can charge the battery using a wireless
charger (sold separately).
Fast wireless charging
You can charge your device faster using the fast wireless charging feature. To use this feature,
you must use a charger and components that support the fast wireless charging feature.
A fan inside the charger may produce noise during fast wireless charging. To reduce
the fan noise, you must deactivate the fast wireless charging feature. The on/off
option will be added in your device's settings menu when you first place it on the
charger. Launch the Settings app, tap Device maintenance → Battery → →
Advanced settings, and then tap the Fast wireless charging switch to deactivate it.
Deactivating this feature will reduce noise, but may result in slower charging times.
icon appears on the screen.
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