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l Both devices need to support NFC.
l During data transmission, devices must be within 10 cm (4 inches) of each other.
l Screen must be on and unlocked when using NFC.
Read/Write mode: Supports reading and writing NFC tags.
Scenarios：Check product information with NFC tags.
Limitations
l Cards and products must support reading and writing NFC tags
l Read and write/P2P must be enabled on the NFC settings screen if available. This feature may vary
depending on your carrier.
Card emulation mode: Allows your Phone to act as a smart card so it can access mobile ticketing for
public transport, and mobile payments.
Scenarios
HCE emulation: Allows your Phone to act as a QuickPass-enabled bank card by associating your
device with a physical bank card in a banking app.
Limitations
HCE emulation: For example, UnionPay Cloud QuickPass. First download the app for your bank card
and associate your card with the app. For details, consult your bank's customer service center. Then
enable NFC, set a specic bank app as your default payment app in NFC while keeping the screen on
and unlocked. To make Cloud QuickPass payments, your card and the POS device must support
QuickPass.
Not all devices support NFC.
Turn Your Phone into a Digital Key
If you often forget your car keys or worry about lost keys when lending your car, put your car keys in
your Phone. Share and revoke digital car keys at any time to minimize risks. Your Phone can still be
used as your car key within 24 hours of powering off due to low battery. Digital key data is stored in
your device's security chip and cannot be copied.
Follow these steps to use Phone Digital Key:
1 Activate your car key under the guidance of the automobile manufacturer's customer service
personnel or the 4S shop staff.
2 Open
Settings, go to Device connectivity > NFC, enable NFC, and set Default payment
app to your automobile manufacturer's app.
3 To unlock your car, hold the NFC area of your Phone near your car's door handle. The screen can
be on or off. To start your car, put your Phone into the Wireless Charging Shelf and press the start
button on the car. After your car is started, you can remove your Phone from the Wireless
Charging Shelf. To lock your car, close the door after you get out and hold the NFC area of your
Phone near your car's door handle.
Device Connection
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