Hey @xHaleem,
You definitely should not have that many DefaultEngine.ini files in your project. While I am not 100% knowledgeable of what the mac files will look like as I use windows, your config folder should look more like this:
Just to double check, you have the most recent version of your OS installed and you are installing from the Epic Games launcher correct? Have you tried manually deleting the folder and attempting to recreate the project?