# AuthenticationRequest.Biometric.Fallback.DeviceCredential

Artifact: [androidx.biometric:biometric](https://developer.android.com/jetpack/androidx/releases/biometric) [View Source](https://cs.android.com/search?q=file:androidx/biometric/AuthenticationRequest.kt+class:androidx.biometric.AuthenticationRequest.Biometric.Fallback.DeviceCredential) Added in [1.4.0-beta01](https://developer.android.com/jetpack/androidx/releases/biometric#1.4.0-beta01)

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```
public static class AuthenticationRequest.Biometric.Fallback.DeviceCredential extends AuthenticationRequest.Biometric.Fallback
```

<br />

|---|---|---|
| [java.lang.Object](https://developer.android.com/reference/java/lang/Object.html) |||
| ↳ | [androidx.biometric.AuthenticationRequest.Biometric.Fallback](https://developer.android.com/reference/androidx/biometric/AuthenticationRequest.Biometric.Fallback) ||
|   | ↳ | [androidx.biometric.AuthenticationRequest.Biometric.Fallback.DeviceCredential](https://developer.android.com/reference/androidx/biometric/AuthenticationRequest.Biometric.Fallback.DeviceCredential) |

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Device credential as the fallback.

Note that on API 28-29, device credential fallback cannot be used if biometric strength is Class3

## Summary

| ### Public fields |
|---|---|
| `static @https://developer.android.com/reference/androidx/annotation/NonNull https://developer.android.com/reference/androidx/biometric/AuthenticationRequest.Biometric.Fallback.DeviceCredential` | `https://developer.android.com/reference/androidx/biometric/AuthenticationRequest.Biometric.Fallback.DeviceCredential#INSTANCE()` |

## Public fields

### INSTANCE

Added in [1.4.0-beta01](https://developer.android.com/jetpack/androidx/releases/biometric#1.4.0-beta01)

```
public static @NonNull AuthenticationRequest.Biometric.Fallback.DeviceCredential INSTANCE
```