1.複製原源文件
sudo cp /etc/apt/sources.list /etc/apt/soutces.list_bak
2.創建源文件
sudo gedit /etc/apt/sources.list
然後將源拷入到該文件內
3.更新源
sudo apt-get update
4.系統更新
sudo apt-get dist-upgrade
注意更新語言支持，同時更改鍵盤輸入方法，這樣纔可以設置漢語輸入
網易的源：
deb http://mirrors.163.com/ubuntu/ lucid main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ lucid-security main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ lucid-updates main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ lucid-proposed main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ lucid-backports main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ lucid main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ lucid-security main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ lucid-updates main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ lucid-proposed main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ lucid-backports main restricted universe multiverse