Instructions
Scroll to the PlayStation Network icon on the main PlayStation 3 menu. This menu appears when you first turn on your system.
Scroll down and select PlayStation Store.
Sign in to your PlayStation Network account. If you do not have an account, select "Register" to create one.
Browse the catalog of downloadable products and select the item you wish to download.
Select "Add to Cart" to add the game to your cart. Add as many games as you wish to download to your cart.
Select "View Cart" when you are ready to check out. The "View Cart" button is located on the top right of the PlayStation Store screen.
Select "Proceed to Checkout."
Choose "Confirm Purchase."
Select "Download" for each item to begin downloading the game.