arm64系统源
现在的主流
编辑文件/etc/apt/sources.list，增加以下内容
1
2
3
4
5
6
7
8
9
# 默认注释了源码镜像以提高 apt update 速度，如有需要可自行取消注释
deb https://mirrors.tuna.tsinghua.edu.cn/debian/ buster main contrib non-free
# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ buster main contrib non-free
deb https://mirrors.tuna.tsinghua.edu.cn/debian/ buster-updates main contrib non-free
# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ buster-updates main contrib non-free
deb https://mirrors.tuna.tsinghua.edu.cn/debian/ buster-backports main contrib non-free
# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ buster-backports main contrib non-free
deb https://mirrors.tuna.tsinghua.edu.cn/debian-security buster/updates main contrib non-free
# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian-security buster/updates main contrib non-free
配置官方源，修改文件/etc/apt/sources.list.d/raspi.list，增加以下内容
1
deb http://mirrors.tuna.tsinghua.edu.cn/raspberrypi/ buster main ui
32位arm
编辑文件/etc/apt/sources.list，增加以下内容
1
2
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
修改文件/etc/apt/sources.list.d/raspi.list，增加以下内容
1
deb http://mirrors.tuna.tsinghua.edu.cn/raspberrypi/ buster main ui
最后更新源和软件
1
2
sudo apt update
sudo apt upgrade -y