# SetPreviewTextureCacheSize(int)

> Set the asset preview cache to a size that can hold all visible previews on the screen at once.

## Definition

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

```csharp
public static void SetPreviewTextureCacheSize(int size)
```

### Parameters

**** (\[int]\(https\://learn.microsoft.com/dotnet/api/system.int32)): The number of previews that can be loaded into the cache before the least used previews are being unloaded.

### Remarks

If showing previews in a scrollpane make sure the cache larger than the count of the visible previews otherwise flickering will occur since least used previews will be unloaded to make space in the cache.