react native app icon problem. App icon is not changing in app menu

Question

I am using react native version 0.58.

I replaced my app icons with default ic_launcher.png in all mipmap folders.But app icon is still default android icon.I am sure that my png sizes are right for corresponding mipmap folder.

thanks

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:tools="http://schemas.android.com/tools"
package="com.cekilissepeti">

<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW"/>
<uses-permission tools:node="remove" android:name="android.permission.READ_PHONE_STATE" />

<application
  android:name=".MainApplication"
  android:label="@string/app_name"
  android:icon="@mipmap/ic_launcher"
  android:roundIcon="@mipmap/ic_launcher_round"
  android:allowBackup="false"
  android:theme="@style/AppTheme">
  <activity
    android:name=".MainActivity"
    android:label="@string/app_name"
    android:screenOrientation="portrait"
    android:configChanges="keyboard|keyboardHidden|orientation|screenSize"
    android:windowSoftInputMode="adjustResize">
    <intent-filter>
        <action android:name="android.intent.action.MAIN" />
        <category android:name="android.intent.category.LAUNCHER" />
    </intent-filter>
  </activity>
  <activity android:name="com.facebook.react.devsupport.DevSettingsActivity" />
</application>

Answer 1

I had to delete 'mipmap-anydpi-v26' from app/src/main/res folder which contained two xml files, one each, for both the normal icon, and the rounded icon.