备份你的源，然后替换你的 Linux 主机上 /etc/apt/source.list 即可。

笔者用的源如下：

点击查看代码 
# deb cdrom:[Ubuntu 20.04.4 LTS _Focal Fossa_ - Release amd64 (20220223)]/ focal main restricted

# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to

# newer versions of the distribution.

deb http://mirrors.huaweicloud.com/repository/ubuntu/ focal main restricted

# deb-src http://us.archive.ubuntu.com/ubuntu/ focal main restricted

## Major bug fix updates produced after the final release of the

## distribution.

deb http://mirrors.huaweicloud.com/repository/ubuntu/ focal-updates main restricted

# deb-src http://us.archive.ubuntu.com/ubuntu/ focal-updates main restricted

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu

## team. Also, please note that software in universe WILL NOT receive any

## review or updates from the Ubuntu security team.

deb http://mirrors.huaweicloud.com/repository/ubuntu/ focal universe

# deb-src http://us.archive.ubuntu.com/ubuntu/ focal universe

deb http://mirrors.huaweicloud.com/repository/ubuntu/ focal-updates universe

# deb-src http://us.archive.ubuntu.com/ubuntu/ focal-updates universe

## N.B. software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu

## team, and may not be under a free licence. Please satisfy yourself as to

## your rights to use the software. Also, please note that software in

## multiverse WILL NOT receive any review or updates from the Ubuntu

## security team.

deb http://mirrors.huaweicloud.com/repository/ubuntu/ focal multiverse

# deb-src http://us.archive.ubuntu.com/ubuntu/ focal multiverse

deb http://mirrors.huaweicloud.com/repository/ubuntu/ focal-updates multiverse

# deb-src http://us.archive.ubuntu.com/ubuntu/ focal-updates multiverse

## N.B. software from this repository may not have been tested as

## extensively as that contained in the main release, although it includes

## newer versions of some applications which may provide useful features.

## Also, please note that software in backports WILL NOT receive any review

## or updates from the Ubuntu security team.

deb http://mirrors.huaweicloud.com/repository/ubuntu/ focal-backports main restricted universe multiverse

# deb-src http://us.archive.ubuntu.com/ubuntu/ focal-backports main restricted universe multiverse

## Uncomment the following two lines to add software from Canonical's

## 'partner' repository.

## This software is not part of Ubuntu, but is offered by Canonical and the

## respective vendors as a service to Ubuntu users.

# deb http://archive.canonical.com/ubuntu focal partner

# deb-src http://archive.canonical.com/ubuntu focal partner

deb http://mirrors.huaweicloud.com/repository/ubuntu/ focal-security main restricted

# deb-src http://security.ubuntu.com/ubuntu focal-security main restricted

deb http://mirrors.huaweicloud.com/repository/ubuntu/ focal-security universe

# deb-src http://security.ubuntu.com/ubuntu focal-security universe

deb http://mirrors.huaweicloud.com/repository/ubuntu/ focal-security multiverse

# deb-src http://security.ubuntu.com/ubuntu focal-security multiverse

# This system was installed using small removable media

# (e.g. netinst, live or single CD). The matching "deb cdrom"

# entries were disabled at the end of the installation process.

# For information about how to configure apt package sources,

# see the sources.list(5) manual.

ubuntu20.04手动换源——个人向的更多相关文章

  1. Ubuntu20.04 LTS更新源

    Ubuntu 20.04 LTS Focal Fossa于2020年04月23日发布. 备份sudo cp /etc/apt/sources.list /etc/apt/sources.list.ba ...

  2. ubuntu18.04 pip换源 永久修改

    1. 创建pip.conf文件 cd ~/.pip 如果提示目录不存在的话,我们要自行创建一个,再进入目录 mkdir ~/.pip cd ~/.pip 在.pip目录下创建一个pip.conf文件 ...

  3. ubuntu和pypi换源

    ubuntu用apt-get下载的源是可以更换的.之前一直是打开软件中心在编辑里找源,找到后系统会自动备份原来的源并换源.奇怪却搜不到自己学校的源=.= 想换源还有一个原因,之前在update的时候会 ...

  4. Ubuntu16.04换源（转）

    乌班图换源(ubuntu 16.04换阿里云源为例) 换成国内最快的阿里云源 第一步:备份原来的源文件 cd /etc/apt/ 1 2 然后会显示下面的源文件sources.list 输入命令 su ...

  5. centos7 安装docker(手动和脚本安装）换源 卸载

    centos7 安装docker(手动和脚本安装)换源 卸载 Docker 要求 CentOS 系统的内核版本高于 3.10 ,查看本页面的前提条件来验证你的CentOS 版本是否支持 Docker ...

  6. Ubuntu20.04安装 maven并配置阿里源

    Ubuntu20.04安装 maven并配置阿里源 sudo apt update sudo apt install maven #安装maven,默认安装路径为/usr/share/maven 添加 ...

  7. Linux18.04换源等等等配置

    root用户 sudo passwd root 安装Tools 文件→其他位置→Vmware Tools→打开终端. 管理员权限→copy→tar -zxvf 文件名解压→打开vmware-tools ...

  8. ubuntu20.04 LTS 更换国内163源、阿里源、清华源、中科大源

    Ubuntu 20.04 是 Ubuntu 的第 8 个 LTS 版本,其重大更新和改进将在 2030 年前终止,计划于2020年 4 月 23 日发布. 国内有很多Ubuntu的镜像源,有阿里的.网 ...

  9. Ubuntu18.04换源

    引用:https://blog.csdn.net/u012308586/article/details/102953882 第一步.sudo  cp   /etc/apt/sources.list  ...

  10. Ubuntu20.04更换国内镜像源（阿里、网易163、清华、中科大）

    更换方法 Ubuntu采用apt作为软件安装工具,其镜像源列表记录在/etc/apt/source.list文件中. 首先将source.list复制为source.list.bak备份,然后将sou ...

随机推荐

  1. docker部署宝塔面板

    环境准备: 系统 rocky:9.2 部署流程: 1.安装docker dnf -y install yum-utils yum-config-manager --add-repo http://mi ...

  2. 阿里云 ACK Pod重启：pod was OOM killed

    原因为:limits和requests的值设定为一样的了, pod request达到了limit限制,kubelet会统计到request+缓存就超限,然后触发自动重启 resources: lim ...

  3. Honor X20 忽然不能与Android Studio 连接

    背景:前一天还正常使用,可以连接Android Studio,第二天就连不上了 已知:数据线没问题,驱动没问题,设备开了开发者模式,连接上电脑时会提示已连接USB调试, 测试过程:(点击撤销USB调试 ...

  4. linux 上抓包

    #tcpdump -i mgmt0 -nn -s0 -v port 8001 capture IPv6 ping packets #tcpdump ip6 -i nic0 -nn -s0 and ic ...

  5. EasyDarwin，EasyNVR, EasyNVS, EasyDSS...这些都是啥

    EasyDarwin 是开源的基础版本, 其他都是衍生产品(http://www.easydarwin.org/) EasyNVR, 就是视频监控录像机,可以查看实时监控和保存监控视频, 如下图, ( ...

  6. 在 SQLAlchemy 中对数据异步处理的时候，获得关联集合的处理方式

    我们在定义SQLAlchemy对象模型的关系的时候,用到了relationship 来标识关系,其中 lazy 的参数有多种不同的加载策略,本篇随笔介绍它们之间的关系,以及在异步处理中的一些代码案例. ...

  7. Java 集合工具包

    Java 集合工具包 Java集合是java提供的工具包,包含了常用的数据结构:集合.链表.队列.栈.数组.映射等. Java集合工具包位置是java.util.* Java集合主要可以划分为4个部分 ...

  8. 线性dp：LeetCode122.买卖股票的最佳时机ll

    买卖股票 本文所讲解的内容与LeetCode122. 买卖股票的最佳时机ll,这道题题意相同,阅读完本文后可以自行挑战一下 力扣链接 题目叙述: 给定一个长度为N的数组,数组中的第i个数字表示一个给定 ...

  9. JS的可选链操作符（?.）与双问号（??），你用到了吗？

    可选链操作符(?.) 以前一般这样使用: let nestedProp = obj.first && obj.first.second; 或者这样: let temp = obj.fi ...

  10. 【笔记】理解CSS3之Flexbox布局

    前言 先看一个例子,html代码如下: <ul> <li>1</li> <li>2</li> <li>3</li> ...