Ubuntu

 打开Ubuntu的终端输入：

    maliao@ubuntu:~$ sudo gedit /etc/apt/sources.list     [sudo] maliao 的密码： 输入密码回车即可

将镜像地址更改为以下任意一个地址（下面提供了阿里，网易，清华，中科大镜像源地址），保存即可。

更换好源之后执行下方命令更新：

sudo apt-get update            sudo apt-get upgrade

    #阿里源     deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse     deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse     deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse     deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse     deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse     deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse     deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse     deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse     deb-src http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse     deb-src http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse

    #网易源     deb http://mirrors.163.com/ubuntu/ bionic main restricted universe multiverse     deb http://mirrors.163.com/ubuntu/ bionic-security main restricted universe multiverse     deb http://mirrors.163.com/ubuntu/ bionic-updates main restricted universe multiverse     deb http://mirrors.163.com/ubuntu/ bionic-proposed main restricted universe multiverse     deb http://mirrors.163.com/ubuntu/ bionic-backports main restricted universe multiverse     deb-src http://mirrors.163.com/ubuntu/ bionic main restricted universe multiverse     deb-src http://mirrors.163.com/ubuntu/ bionic-security main restricted universe multiverse     deb-src http://mirrors.163.com/ubuntu/ bionic-updates main restricted universe multiverse     deb-src http://mirrors.163.com/ubuntu/ bionic-proposed main restricted universe multiverse     deb-src http://mirrors.163.com/ubuntu/ bionic-backports main restricted universe multiverse

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

    ##中科大源     deb https://mirrors.ustc.edu.cn/ubuntu/ bionic main restricted universe multiverse     deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic main restricted universe multiverse     deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse     deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse     deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse     deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse     deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-security main restricted universe multiverse     deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-security main restricted universe multiverse     deb https://mirrors.ustc.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse     deb-src https://mirrors.ustc.edu.cn/ubuntu/ bionic-proposed main restricted universe multiverse

--------------------- 作者：白菜先森 来源：CSDN 原文：https://blog.csdn.net/young_foryou/article/details/85259017 版权声明：本文为博主原创文章，转载请附上博文链接！