ibox4dGuide on how to check 4D History. Enter 4 dits number in the text box; If you like to include the search for permutation (ibox), click the radio button to1 4D 4D 1.1. THE BASIC IDEA 4D is a simple game of chance. 1. Pick a 4-dit number from 0000 to 9999, e.g. 0138, 1012, 4318, 7766 or 9991. 2.