ubuntu换源转载

# 0. 一键复制

sudo mv /etc/apt/sources.list /etc/apt/sources.list.bak
echo "deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal main restricted universe multiverse \
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-updates main restricted universe multiverse \
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-backports main restricted universe multiverse \
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-security main restricted universe multiverse" | sudo tee /etc/apt/sources.list
sudo apt-get update

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# 1.备份原来的源，将以前的源备份一下，以防以后可以用的。

sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak

# 2.打开/etc/apt/sources.list文件，在前面添加如下条目，并保存。

sudo vim /etc/apt/sources.list（可将vim更换为自己熟悉的编辑器）

# 3.换源（任选其一）

添加阿里源

deb http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse

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添加清华源

deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-updates main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-backports main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-backports main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-security main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-security main restricted universe multiverse multiverse

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# 4.更新

更新源

sudo apt-get update

如出现依赖问题，解决方式如下：

sudo apt-get -f install

更新软件：

sudo apt-get upgrade

原文链接

https://zhuanlan.zhihu.com/p/142014944 (opens new window)

编辑

#ubuntu #换源

上次更新: 2025/05/28, 16:40:57

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