我想使用activity-alias修改安卓桌面默认显示的图片，然后按照如下方法写，会在桌面出现两个图标，请问怎么解决？

android:icon="@mipmap/custom_launcher"

android:name="default"

android:label="@string/app_name"

android:targetActivity=".MainActivity"

android:enabled="true">

android:icon="@mipmap/custom_launcher_round"

android:name="icon1"

android:label="@string/app_name"

android:targetActivity=".MainActivity"

android:enabled="false">

完整的代码<?xml version="1.0" encoding="utf-8"?>

package="com.example.myheart">

android:label="@string/app_name"

android:allowBackup="true"

android:roundIcon="@mipmap/custom_launcher_round"

android:supportsRtl="true"

android:usesCleartextTraffic="true"

android:theme="@style/AppTheme"

>

>

android:icon="@mipmap/custom_launcher"

android:name="default"

android:label="@string/app_name"

android:targetActivity=".MainActivity"

android:enabled="true">

android:icon="@mipmap/custom_launcher_round"

android:name="icon1"

android:label="@string/app_name"

android:targetActivity=".MainActivity"

android:enabled="false">