If you want to set up a charging animation for Smart Island, you first need to understand the type of charger you are using and the device you are connected to. As for devices, many phones and tablets have their own charging animation, so you should check if your device has this feature first.
If your device does not come with a charging animation, you may want to consider downloading a third-party charging animation app.
These apps often have some nice charging animations, and you can choose the style you like.
Another way is to create your own charging animation. This takes some professional skill, but you can consider using Photoshop or another image editor to create your own animations and import them into the charger on your device. All in all, setting up the charging animation for Spirit Island requires some creative and technical skills, but it is relatively easy to find and use the animation you like.