# PreferExternal

> Prefers application installation on external storage, if available.

## Definition

* **Type:** Field
* **Namespace:** [UnityEditor](/engine/6000.5/script-reference/unityeditor.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
PreferExternal = 1
```

### Remarks

If the external storgae isn't available, the application installs into internal memory.