Things You'll Need
Instructions
Turn on and change
Turn on your PlayStation 3, either with the power button or the PS button on your controller.
Move all the way over to the second to last column, entitled "Settings."
Scroll down to "Theme Settings" and hit "X."
Press "X" on theme and from there, move up and down to choose what theme you want to pick.
Press "X" on the desired theme, and then watch and enjoy your XMB icons change from their previous state to the new theme you've chosen.