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想必现在有很多小伙伴对于Ubuntu14.04更新源方面的知识都比较想要了解，那么今天小好小编就为大家收集了一些关于Ubuntu14.04更新源方面的知识分享给大家，希望大家会喜欢哦。,方法一：图形界面操作更新源,点击右上角的”搜索“图标，在搜索框中输入update，在显示的应用列表中，点击”Software&Updates（软件&更新）“。,在弹出的”Software&Updates“窗口中，选择”Ubuntu Software“，你可以看到”Download from（下载源）“是”Server for United States(美国服务器)“。点击”Server for United States“下拉菜单，选择”Other...（其他）“。,转目载或者引用今天的分享内容请注明来与活源率于芝士存回答,在弹出”Choose a Download Server（选择下载服务器）“窗口中向上拉，找到China（中国）,然后，选择中国的服务器，这里可以选择教育源，网易、阿里等等。（我在这里选的是163（网易）的），然后点击”Choose Server（选择服务）“按钮。,发工全表农热济共需劳，消称。,然后，弹出”Authenticate（认证）“窗口，输入系统密码（ubuntu上由于安全性安装软件，需要输入密码），然后点击”Authenticate（认证）“按钮。,此时，你会发现”Software&Updates“窗口中的”Download from（下载源）“已经变成你设置的中国源。点击”Close(关闭)“按钮。,年能把样线反意文次，口响快层严。,然后，会弹出一个提示,大概意思是”安装软件和更新添加的源或修改源，必须要重新加载可用软件的信息“，点击”Reload（重载）“按钮。进入”Updating cache(更新缓存)“界面，等待更新完过后，下载源就真正变成中国的了。以后下载东西就更快了。,方法/步骤2,（1）首先备份官方源，以免设置错误可恢复。,（2）用编辑器打开 /etc/apt/sources.list文件。,（3）删除原有的源，在编辑器中添加新源：,（4）添加的源有很多，可根据自己的情况选择。#163deb http://mirrors.163.com/ubuntu/ trusty main restricted universe 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