remove useless launcher

            android:launchMode="singleTask"

            android:configChanges="orientation|screenSize|keyboardHidden|screenLayout|smallestScreenSize"

            android:exported="true">

            <intent-filter>

                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

            <intent-filter>

                <action android:name="android.intent.action.SEND" />

                <category android:name="android.intent.category.DEFAULT" />