A free program for Android, by MobizeoApps.

With this app, you can get a Galaxy S20-themed launcher on your Android phone. The Galaxy S20 Launcher app has a user-friendly interface, and it is easy to use and highly customizable. It has an impressive collection of Galaxy S20-themed wallpapers, icons, themes, and more! You can even add more themes if you wish. 

The app is designed to be a highly efficient and user-friendly Android phone or tablet theme launcher.

You can also set up a Galaxy S20 launcher on your device easily without worrying about any of the issues that may arise from using the application.