(1) Lay the machine flat, then take out the battery and wait for 3 seconds.

(2) Install the battery, and then quickly enter the letter bbk.

(3) Have you seen IDNum:553324 187664? If you don't see it, please repeat (1) and (2).

(4) Enter 4 1 16 19. Select to clear all passwords.

Just recite 4 1 16 19, and you can crack the password! ! ! Hahaha! ! !

As long as it is a series of electronic dictionaries, it is no harm to crack the password with this trick. The key is to be quick. After replacing the battery, the machine will pause, find the "bbk" key by hand, and press the confirm key quickly after entering.