个人信息管理，账号密码，以防忘记。能够绑定首次运行的电脑。

首次在哪运行就固定在哪台电脑，别人靠走后不能运行。-Personal information management, account password, to prevent forgotten. To bind the computer to run the first time. The first time in which to run on the computer in which a fixed, others can not be run by the left.