3.5软盘无法打开，无法格式化

![![![图片说明](https://img-ask.csdn.net/upload/201708/28/1503933441_790941.png)图片说明](https://img-ask.csdn.net/upload/201708/28/1503933433_698335.png)图片说明](https://img-ask.csdn.net/upload/201708/28/1503933426_433654.png)图片说明

缺少某个驱动或者已经损坏