Once you have successfully set up IntelliJ, it should then load your project with default files which it sets up. I’m going to explain what they are used for as they are essential to understand before you begin.
1. The first file you see if the res (resource). This includes three other sub files which I am going to explain individually.
1.1. The drawable-hdpi. This is where all of the images which you are going to place in your project are going to go. It is only necessary to place them in one of the files, I have chosen the highest resolution one. Android does not accept capital letters for the image names, so try to avoid doing that.
1.2. The layout folder. This is where all of the pages (activities) for your app are going to go into. You can have as many activities as you like…
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