
Settings
126
Data saver
Reduce your data usage by preventing some apps running in the background from sending
or receiving data.
On the Settings screen, tap
Connections
→
Data usage
→
Data saver
and tap the switch to
activate it.
When the data saver feature is activated, the icon will appear on the status bar.
Data saver feature activated
To select apps to use data without restriction, tap
Allow app while Data saver on
and
select apps.
NFC and payment (NFC-enabled models)
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.
Reading information from NFC tags
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 SM-J415GN
Page 16: ...Basics 16 Single SIM models ...
Page 17: ...Basics 17 Dual SIM models SIM card tray 1 ...
Page 22: ...Basics 22 ...