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Settings
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2
Drag the limit adjustment bar upwards or downwards to set the limit.
3
Drag the warning adjustment bar upwards or downwards to set a data usage alert level.
The device will alert you when the warning level is reached.
Flight mode
This disables all wireless functions on your device. You can use only non-network services.
On the Settings screen, tap
Connections
and tap the
Flight mode
switch to activate it.
Make sure the device is turned off during takeoff and landing. After takeoff, you can
use the device in flight mode if allowed by aircraft personnel.
NFC and payment
Your device allows you to read near field communication (NFC) tags that contain information
about products. You can also use this feature to make payments and buy tickets for
transportation or events after downloading the required apps.
The device contains a built-in NFC antenna. Handle the device carefully to avoid
damaging the NFC antenna.
Using the NFC feature
Use the NFC feature to send images or contacts to other devices, and read product
information from NFC tags.
1
On the Settings screen, tap
Connections
and tap the
NFC and payment
switch to
activate it.
Summary of Contents for Galaxy A3
Page 21: ...Basics 21 Single SIM models Type 1 SM A320F SM A320Y ...
Page 22: ...Basics 22 Type 2 SM A520F SM A720F ...
Page 23: ...Basics 23 Dual SIM models Type 1 SM A320F SM A320Y ...
Page 24: ...Basics 24 Type 2 SM A520F SM A720F ...
Page 30: ...Basics 30 Dual SIM models Type 1 SM A320F SM A320Y Type 2 SM A520F SM A720F ...