Android change app icon [duplicate]

Answer 1

If you still see default android icon, it's simple to fix it... You can use this tools to generate an all-sizes icon. https://appicon.co/ Unzip the mipmap resized file in app res folder. Then in /mipmap-anydpi-v26/ folder, delete both XML files.

Now in the manifest, in the tag, set your icon for both android:icon & android:roundIcon.