ubuntu,Windows 镜像下载
Ubuntu 18.04:
http://mirrors.aliyun.com/ubuntu-releases/18.04/
https://mirrors.tuna.tsinghua.edu.cn/ubuntu-releases/18.04/
Ubuntu 20.04:
http://mirrors.aliyun.com/ubuntu-releases/20.04/
https://mirrors.tuna.tsinghua.edu.cn/ubuntu-releases/20.04/
Ubuntu 22.04:
http://mirrors.aliyun.com/ubuntu-releases/22.04/
https://mirrors.tuna.tsinghua.edu.cn/ubuntu-releases/22.04/
Windows
打开http://www.microsoft.com/zh-cn/software-download,选择Windows 10,选择立即下载工具,下载完成后运行,然后按提示操作。注意:在选择类型的时候,选择ISO文件