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Android Build a Simple Android App Improving Our Code Adding an App Icon

i replaced all the images with the smiley face thing but it still doesn't change

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Check their ids. Check if you are using them in your activity with appropriate id.

1 Answer

Ben Deitch
Ben Deitch
Treehouse Teacher

Hey Stuart! Try deleting the 'ic_launcher_round.png' folder in res -> mipmap. Then in your AndroidManifest.xml, delete this line: