树莓派系统更换国内软件源


Buster版本  
  1. 备份源文件
    • sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
    • sudo cp /etc/apt/sources.list.d/raspi.list /etc/apt/sources.list.d/raspi.list.bak
  2. 进入更改软件源文件
    • sudo nano /etc/apt/sources.list
  3. 更换镜像源(使用清华源)
    • deb http://mirrors.tuna.tsinghua.edu.cn/raspbian/raspbian/ buster main contrib non-free rpi
    • deb-src http://mirrors.tuna.tsinghua.edu.cn/raspbian/raspbian/ buster main contrib non-free rpi
    • 其它高校软件源
        • http://mirrors.ustc.edu.cn/raspbian/raspbian/  (中科大)
        • http://mirror.sysu.edu.cn/raspbian/                     (中山大学)
  4. 进入更改系统源
    • sudo nano /etc/apt/sources.list.d/raspi.list
    • deb http://mirrors.tuna.tsinghua.edu.cn/raspberrypi/ buster main ui
    • deb-src http://mirrors.tuna.tsinghua.edu.cn/raspberrypi/ buster main ui
  5. 更新软件包
    • sudo apt-get update
    • sudo apt-get upgrade