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<application
…
android:icon="@mipmap/ic_launcher"
android:roundIcon="@mipmap/ic_launcher_round"
…>
</application>
<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
<background android:drawable="@color/ic_launcher_background" />
<foreground android:drawable="@mipmap/ic_launcher_foreground" />
</adaptive-icon>