切换apt源为阿里云: https://qq742971636.blog.csdn.net/article/details/134291339怎么做
时间: 2024-10-10 08:09:15 浏览: 50
切换Linux系统(如Ubuntu、Debian等基于APT包管理器的发行版)的默认软件源到阿里云的镜像通常涉及以下几个步骤:
1. **备份当前源列表**:
```
sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
```
2. **修改源文件**:
使用文本编辑器打开`/etc/apt/sources.list`,将原有的官方源替换为阿里云的源地址。例如,如果你想要使用阿里云的主服务器,可以添加类似这样的行:
```
deb http://mirrors.aliyun.com/ubuntu focal main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu focal main restricted universe multiverse
```
或者选择特定区服的镜像。
3. **添加阿里云的GPG密钥**:
阿里云的源通常需要GPG验证,你可以通过运行以下命令来添加其公钥:
```
curl -fsSL https://mirrors.aliyun.com/ubuntu/repo/pool/main/a/apt-key/gpg | sudo apt-key add -
```
4. **刷新并更新软件列表**:
```
sudo apt update
```
5. **确认新的源已生效**:
检查更新信息是否来自阿里云的源,如果一切正常,你应该能看到阿里云提供的软件包。
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