Various Codes
Enter the "Options" menu. Select "Cheats", then "Enter New Cheat". Then, enter one of the following codes to unlock the corresponding cheat option. Note: Each note or chord must be strummed during code entry. Press Green at the "Cheats" menu to turn off a particular cheat.
Unlock All
Press Red + Yellow, [Green + Red] two times, [Red + Yellow] two times, Green + Red, [Red + Yellow] two times, [Green + Red] two times, [Red + Yellow] two times, Green + Red, Red + Yellow, Red + Blue. This code unlocks all songs.
Air Guitar
Press Red + Yellow, Green + Red, [Red + Yellow] two times, [Red + Blue] five times, Yellow + Blue] two times, Yellow + Orange.
Performance Mode
Press [Green + Red] two times, Red + Orange, Red + Blue, [Green + Red] two times, Red + Orange, Red + Blue.
Precision Mode
Press Red + Yellow, [Red + Blue] two times, [Red + Yellow] two times, [Yellow + Blue] three times, Red + Blue, Red + Yellow, [Red + Blue] two times, [Red + Yellow] two times, [Yellow + Blue] three times, Red + Blue.
Hyperspeed
Press [Yellow + Orange] five times, [Red + Yellow] four times, [Red + Blue] five times, Yellow + Blue, [Yellow + Orange] two times.
No Fail
Press Green + Red, Blue, Green + Red, Green + Yellow, Blue, Green + Yellow, Red + Yellow, Orange, Red + Yellow, Green + Yellow, Yellow, Green + Yellow, Green + Red.