在ubuntu怎么换源
时间: 2023-10-18 11:27:05 浏览: 310
Ubuntu 20.04换阿里源的方法
在Ubuntu中,你可以通过以下步骤来更换源:
1. 首先,打开终端。你可以使用快捷键Ctrl+Alt+T来打开终端。
2. 接下来,输入以下命令来备份你的源列表文件:
```shell
sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak
```
3. 然后,编辑源列表文件。你可以使用以下命令打开源列表文件:
```shell
sudo nano /etc/apt/sources.list
```
4. 在源列表文件中,你可以选择删除所有内容,然后将以下内容粘贴到文件中:
(根据你的Ubuntu版本选择对应的源)
对于Ubuntu 22.04 (Jammy):
```shell
deb http://archive.ubuntu.com/ubuntu/ jammy main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ jammy-security main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ jammy-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ jammy-backports main restricted universe multiverse
```
对于Ubuntu 20.04 (Focal):
```shell
deb http://archive.ubuntu.com/ubuntu/ focal main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ focal-security main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ focal-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ focal-backports main restricted universe multiverse
```
对于Ubuntu 18.04 (Bionic):
```shell
deb http://archive.ubuntu.com/ubuntu/ bionic main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ bionic-security main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ bionic-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ bionic-backports main restricted universe multiverse
```
对于Ubuntu 16.04 (Xenial):
```shell
deb http://archive.ubuntu.com/ubuntu/ xenial main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ xenial-security main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ xenial-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ xenial-backports main restricted universe multiverse
```
对于Ubuntu 14.04 (Trusty):
```shell
deb http://archive.ubuntu.com/ubuntu/ trusty main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ trusty-security main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ trusty-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ trusty-backports main restricted universe multiverse
```
5. 保存更改并关闭源列表文件。你可以使用Ctrl+X来退出,然后按Y键来保存更改。
6. 最后,更新源列表以使更改生效。输入以下命令:
```shell
sudo apt update
```
现在,你的Ubuntu系统已经成功更换了源。这样,当你使用命令行安装软件时,下载速度应该会更快了。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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