# setting

Call the **setting** API to enable the NFC payment function.

## Method signature

```kotlin
fun setting(activity: Activity, apduServiceName: String)
```

## Request parameters

| **Item** | **Type** | **Description** | **Required** |
| --- | --- | --- | --- |
| activity | Activity | The context of the current NFC settings page. | Required |
| apduServiceName | String | The customized **APDU** service name during integration. | Required |

## Response parameters

N/A

## Sample

```kotlin
private fun openNfcSettings() {
    ApplyCardActivity.setting(activity = activity, apduServiceName = "com.iap.android.tappayment.verify.hce.IAPNFCHostApduService")
}
```