From any Home screen, touch and hold the app you'd like to add to a folder.
Drag the app onto another app to create a new folder.
Tap the folder.
Tap the Folder field.
Enter a folder name.
Tap Done to save your changes.
Tap outside of the folder to return to the Home screen.
To remove an app from the folder, touch and hold an icon, and then drag it out of the folder.
You've completed the steps!
