原先的机械硬盘太卡了所以买了块镁光mx500 500G的固态硬盘代替原来的作为系统盘。我迁移系统后安装进笔记本，电脑显示“WIndows failed to start. A recent hardware or software change might be cause”，并且“info: A required device isn't connected or can't be accessed.” 但是我把旧硬盘安装回去开机就没有问题。