How Do I add or delete extra home screens on my Samsung Galaxy S8 or S8+?

To add a home screen:

1. From your home screen, choose and hold a blank area of the screen.

2. Swipe to the left until you come to the below screen, and choose Add.

To delete a home screen:

1. From your home screen, choose and hold a blank area of the screen.

2. Swipe to the left until you come to the home screen you wish to delete, and choose Delete.