# WebViewCompat.ExperimentalAsyncStartUp

# WebViewCompat.ExperimentalAsyncStartUp

Artifact:[androidx.webkit:webkit](https://developer.android.com/jetpack/androidx/releases/webkit)  
[View Source](https://cs.android.com/search?q=file:androidx/webkit/WebViewCompat.java+class:androidx.webkit.WebViewCompat.ExperimentalAsyncStartUp)  
Added in[1.13.0](https://developer.android.com/jetpack/androidx/releases/webkit#1.13.0)

*** ** * ** ***

Kotlin\|[Java](https://developer.android.com/reference/androidx/webkit/WebViewCompat.ExperimentalAsyncStartUp "View this page in Java")

<br />

```
@Retention(value = RetentionPolicy.CLASS)
@Target(value = [ElementType.METHOD, ElementType.TYPE, ElementType.FIELD])
@RequiresOptIn(level = RequiresOptIn.Level.ERROR)
annotation WebViewCompat.ExperimentalAsyncStartUp
```

<br />

*** ** * ** ***

Denotes that the async startup-related API (e.g`startupWebView`,`
ProcessGlobalConfig.setUiThreadStartupMode`) is experimental.

It may change without warning and should not be relied upon for non-experimental purposes.