Settings
Tap and pay
Use an NFC payment app to make payments by touching your device to a compatible credit card reader.
1.From Settings, tap 
Connections > NFC and payment, and then tap C> to turn on NFC.
2.Tap Tap and pay > Payment to see the default payment app.
•To use another payment app when it is open instead of the default app, tap Tap and pay with open apps.
•To set another payment app as the default, tap Others, and then tap the app you prefer.
Airplane mode
Airplane mode turns off all network connections including calling, texting, mobile data,
◌From Settings, tap 
Connections > Airplane mode, and then tap 
to enable this feature.
Mobile networks
Use Mobile networks to configure your device's ability to connect to mobile networks and use mobile data.
◌From Settings, tap 
Connections > Mobile networks.
•Data roaming: Choose whether to allow your device to connect to mobile data while traveling outside your carrier's network area.
•Access Point Names: Choose or add APNs, which have the network settings your device needs to connect to your provider.
•Network operators: Choose available and preferred networks.
TIP Use these features to help manage connection settings that may affect your monthly bill.
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