# Unity Bridge SDK Implementation Guide

{% hint style="info" %}
**App Prerequisite**

* minSdkVersion of 21 or higher
* compileSdkVersion of 34
  {% endhint %}

Android API level is set in **Project Settings > Player > Android > Other Settings > Other Settings**.

{% tabs %}
{% tab title="Android" %}
Go to **Project Settings > Player > Android > Publishing Settings > Build** and select:

* Custom Main Manifest Template
* Custom Main Gradle Template

<figure><img src="https://478532854-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FCB2PCHXmuIFVHa6AzhTp%2Fuploads%2FLO03uEQ9giOnJWVCLKte%2FScreenshot%202024-12-16%20at%204.43.06%E2%80%AFPM.png?alt=media&#x26;token=c4382288-dff7-4f1b-9970-8d6e457e597a" alt="" width="563"><figcaption></figcaption></figure>
{% endtab %}
{% endtabs %}

## Configuration Steps

**Adding Dependency**

* Open the `mainTemplate.gradle` file.
* Find the dependencies block and add the following SDK dependency.

```groovy
implementation 'com.adstertech:orchestrationsdk-unity-bridge:2.2.7'
```

***

Use the below link to download the file and add AdsterBridgeUtil.cs in `Assets > Scripts`in your unity project.&#x20;

```url
https://storage.googleapis.com/adster-unity-bridge-docs/AdsterBridgeUtil.cs
```

#### AndroidManifest.xml

Add the below code inside the androidmanifest.xml file.

```xml
<activity android:name="com.adster.adsterunitybridge.unitybridge.CustomUnityPlayerActivity"
                  android:label="@string/app_name"
                  android:exported="true"
                  android:theme="@style/UnityThemeSelector">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
            <meta-data android:name="unityplayer.UnityActivity" android:value="true" />
        </activity>

```


---

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