To install GodotSky into your Godot 4.0+ project:

1. Download the zip file provided after purchase.
2. Open the zip file and find the GodotSky project folder.
3. Within the GodotSky project folder is another folder called GodotSky that contains the scenes and resources.
4. Copy that folder into your Godot 4.0+ project.
5. The files will import into your project. Once complete, load the GodotSky scene into your parent scene.