35 lines
821 B
Markdown
35 lines
821 B
Markdown
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备份 source.list 文件
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```
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cp /etc/apt/sources.list /etc/apt/sources.list.bak
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```
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```
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vim /etc/apt/sources.list
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```
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复制粘贴
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```
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deb http://mirrors.aliyun.com/ubuntu/ jammy main restricted universe multiverse
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deb http://mirrors.aliyun.com/ubuntu/ jammy-updates main restricted universe multiverse
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deb http://mirrors.aliyun.com/ubuntu/ jammy-backports main restricted universe multiverse
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deb http://mirrors.aliyun.com/ubuntu/ jammy-security main restricted universe multiverse
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```
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更新
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```
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apt update
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```
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升级现有软件包（可选）
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```
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apt upgrade
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```
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修改 PPA 和第三方源（如果有的话）
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```
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/etc/apt/sources.list.d/
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```
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替换 ppa 文件的URL，一般将 ppa.launchpad.net 修改为 ppa.mirrors.aliyun.com
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```
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deb http://ppa.mirrors.aliyun.com/ppa/username/repositoryname/ jammy main
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```
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