ubuntu配置清华源

虚拟机不小心又坏了，重新配置下：
第一步备份：

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

  

 

  
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第二部修改：

sudo gedit /etc/apt/sources.list

  

 

  
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把弹出来的文档清空换位清华源：

# 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/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

# 预发布软件源，不建议启用
# deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-proposed main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-proposed main restricted universe multiverse

  

 

  
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然后：

sudo apt-get update

  

 

  
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之后下载就快了

文章来源: chuanchuan.blog.csdn.net，作者：川川菜鸟，版权归原作者所有，如需转载，请联系作者。

原文链接：chuanchuan.blog.csdn.net/article/details/116107141