1.安装vim编辑器
2.编辑/etc/apt/sources.list此文件(sudo vim/etc/apt/sources.list)
删除原内容,用以下内容代替:
deb http://mirrors.tuna.tsinghua.edu.cn/raspbian/raspbian/ buster main non-free contrib rpi
deb-src http://mirrors.tuna.tsinghua.edu.cn/raspbian/raspbian/ buster main non-free contrib rpi
3.编辑/etc/apt/sources.list.d/raspi.list此文件(sudo vim/etc/apt/sources.list.d/raspi.list)
删除原内容,用以下内容代替:
deb http://mirrors.tuna.tsinghua.edu.cn/raspberrypi/ buster main ui
4.更新软件
sudo apt update
sudo apt upgrade
基于‘https://mirror.tuna.tsinghua.edu.cn/help/raspbian/’编撰

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