Programming tutorials
To fix no matching client found error in android studio, you need go to google-services.json file and replace the applicationId with new applicationId
This documentation is for setting up advanced android webview app source code, this will help you to set up the advanced+ android webview app
To change android applicationId, you can right click on app, then choose 'open module settings' then you can change applicationId and version details
Changing android application launcher icon is easy, you can do it right from android studio image asset function, you can learn how to do that in this tutorial