<div class="Layout-main"><div class="highlight highlight-bash"><div class="highlight-header"><div class="highlight-language">bash</div></div><pre><code tabindex="0"> 1# 备份 sources.list
 2cp /etc/apt/sources.list /etc/apt/sources.list.bak
 3
 4# 切换为阿里的源
 5# Ubuntu16.04 xenial
 6# Ubuntu18.04 bionic
 7# Ubuntu20.04 focal
 8echo "deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
 9deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
10deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
11deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
12deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
13deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
14deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
15deb-src http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
16deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
17deb-src http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse" > /etc/apt/sources.list
18
19# 更新可用 packages 列表
20apt update
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Ubuntu apt 下载源设置为阿里的源