查看自己的版本类型: lsb_release -a sudo nano /etc/apt/sources.list 将文件里的默认的官方软件源用# 注释掉 deb http://mirrors.ustc.edu.cn/raspbian/raspbian/ buster main contrib non-free rpi sudo nano /etc/apt/sources.list.d/raspi.list 将文件里的默认的官方软件源用# 注释掉 deb http://mirrors.tuna.tsinghua.edu.cn/raspberrypi buster main ui sudo apt-get update sudo apt-get upgrade