# BuildNavMeshAsync()

> Build the Navmesh asynchronously.

## Definition

* **Type:** Method
* **Namespace:** [UnityEditor.AI](/engine/6000.3/script-reference/unityeditor/ai.md)
* **Assembly:** UnityEditor

> **Warning:**
>
> **Deprecated.** UnityEditor NavMeshBuilder has been deprecated. Use UnityEngine.AI.NavMeshBuilder instead.

```csharp
public static void BuildNavMeshAsync()
```