Maintenance mode:
To activate Maintenance mode, hold Minus Plus at the safety screen.
192 piece puzzle:
To play a 192 piece puzzle, go to the puzzle selection screen and hold 1.
Shop Channel fireballs:
Download a game in the Shop channel and when Mario or Luigi appear while wearing the Fire Flower costume, press B.
Customize Wii Channel layout:
Hold A B while moving the Wii Pointer over a Wii Channel to move it to another location. Note: You can