Configuration of the initialization process of the SDK and some session-level settings.

| Properties ||
|---|---|
| `https://developers.google.com/admob/react-native/reference/interface/InitializationConfig#InitializationConfig.adapterInitializationConfig` | The [AdapterInitializationConfig](https://developers.google.com/admob/react-native/reference/interface/AdapterInitializationConfig) used to control adapter initialization. |
| `https://developers.google.com/admob/react-native/reference/interface/InitializationConfig#InitializationConfig.extras` | Additional free-form parameters to pass to initialization. |
| `https://developers.google.com/admob/react-native/reference/interface/InitializationConfig#InitializationConfig.mediationAdapterInitializationDisabled` | Disables the initialization of mediation adapters. |
| `https://developers.google.com/admob/react-native/reference/interface/InitializationConfig#InitializationConfig.requestConfiguration` | The global [RequestConfiguration](https://developers.google.com/admob/react-native/reference/interface/RequestConfiguration) used for every AdRequest during the app's session. |

## Properties

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### `Optional` `Readonly`
adapterInitializationConfig

`adapterInitializationConfig?:
https://developers.google.com/admob/react-native/reference/interface/AdapterInitializationConfig` The [AdapterInitializationConfig](https://developers.google.com/admob/react-native/reference/interface/AdapterInitializationConfig) used to control adapter initialization.

*** ** * ** ***

### `Optional` `Readonly` extras

`extras?: Readonly<Record<string, unknown>>` Additional free-form parameters to pass to initialization.  

Values must be JSON-serializable types (strings, numbers, booleans, null, or arrays or objects of these types). Functions, class instances, or complex JavaScript types such as Set and Map aren't supported.

*** ** * ** ***

### `Optional` `Readonly`
mediationAdapterInitializationDisabled

`mediationAdapterInitializationDisabled?: boolean` Disables the initialization of mediation adapters.  

**Warning:** Disabling mediation adapter initialization might negatively affect mediation performance. If you include mediation adapters in your app but don't plan to use Google mediation during this app session (for example, during an A/B test), set this property.

*** ** * ** ***

### `Optional` `Readonly`
requestConfiguration

`requestConfiguration?:
https://developers.google.com/admob/react-native/reference/interface/RequestConfiguration` The global [RequestConfiguration](https://developers.google.com/admob/react-native/reference/interface/RequestConfiguration) used for every AdRequest during the app's session.