[TOC] 參考鏈接：[https://blog.csdn.net/xiangxianghehe/article/details/80112149](https://blog.csdn.net/xiangxianghehe/article/details/80112149) ## **更換apt-get 阿里云源** **1.先備份** ``` mv /etc/apt/sources.list /etc/apt/sources.list.backup ``` 將原有的內容注釋掉，添加以下內容（或者你把里面內容修改成下面的就可以，但是不能有除了以下內容的有效內容） 打開文件 ``` vi /etc/apt/sources.list ``` 阿里云源 ``` deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse deb-src http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse ``` 可以執行命令： ``` echo deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse \ deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse \ deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse \ deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse \ deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse \ deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse \ deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse \ deb-src http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse \ deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse \ deb-src http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse >> /etc/apt/sources.list ``` 163源 ``` #163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 ``` ***** 更新軟件列表 ``` sudo apt-get update ``` 更新軟件 ``` sudo apt-get upgrade ``` >總而言之，update是更新軟件列表，upgrade是更新軟件。 ` ` apt-get update 錯誤 ``` sudo apt update && sudo apt autoremove -y && sudo apt autoclean && sudo apt full-upgrade -y ``` 增強安裝功能 ``` sudo apt-get install --reinstall linux-image-$(uname -r) ```