# LoadFirstScene(bool)

> Override for customizing the behavior of loading the first Scene in a stub player build.

## Definition

* **Type:** Method
* **Namespace:** [UnityEngine.SceneManagement](/engine/6000.6/script-reference/unityengine/scenemanagement.md)
* **Assembly:** UnityEngine.CoreModule

```csharp
protected virtual AsyncOperation LoadFirstScene(bool mustLoadAsync)
```

### Parameters

**** (\[bool]\(https\://learn.microsoft.com/dotnet/api/system.boolean)): 

### Returns

| Type                                                                            | Description |
| ------------------------------------------------------------------------------- | ----------- |
| [AsyncOperation](/engine/6000.6/script-reference/unityengine/asyncoperation.md) |             |