AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools">

    <!-- mipmap/ic_launcher created with Android Studio -> New -> Image Asset using @color/colorPrimary and USB clip art -->
    <application
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme"
        tools:ignore="AllowBackup,GoogleAppIndexingWarning">
        <!-- for this simple app launchMode=singleTask and singleTop have same effect.
             If you would start another activity in the app, e.g. Android Settings
             then you should use singleTask, else a new MainActivity would be started
             when the settings activity is currently shown -->
        <activity
            android:name=".MainActivity"
            android:launchMode="singleTask"
            android:windowSoftInputMode="stateHidden|adjustResize"
            android:exported="true">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
            <intent-filter>
                <action android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" />
            </intent-filter>
            <meta-data
                android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED"
                android:resource="@xml/device_filter" />
        </activity>
    </application>
</manifest>