使用微软官方的 Windows7 USB DVD Download Tool 创建安装 U 盘。

Installation

Delete existing dynamic volumes in disk when installing Windows

On the page that you have to select a disk to install Windows, press Shift + F10 to open command prompt window.

diskpart
> list disk
....
> select disk 0
> clean
> exit

注：clean 将清除选中硬盘上全部分区和数据。