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# builtInSensorInaccessible

```
var builtInSensorInaccessible: Bool { get }
```

## Discussion\abstract Whether the built in biometric sensor is inaccessible in the current configuration, preventing the use of biometry.
\discussion Currently, the only example of this is a Clamshell Mode on macOS. The user will be not able to use Touch ID
if the MacBook lid is closed while connected to external monitor and keyboard, unless the external keyboard
has Touch ID.

---

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