更换中文：
sudo dpkg-reconfigure locales
取消en_US.UTF-8
选择zh_CN.GBK、zh_CN.UTF-8 （用空格选定）
接着选择字符： zh_CN.UTF-8
重启reboot
解决编码错误显示问题,终端输入：
sudo apt-get install ttf-wqy-microhei ttf-wqy-zenhei xfonts-wqy
重启reboot
换源：
sudo vim /etc/apt/sources.list
官方源 deb http://http.kali.org/kali kali-rolling main non-free contrib deb-src http://http.kali.org/kali kali-rolling main non-free contrib 中科大源 deb http://mirrors.ustc.edu.cn/kali kali-rolling main non-free contrib deb-src http://mirrors.ustc.edu.cn/kali kali-rolling main non-free contrib 阿里云源 deb http://mirrors.aliyun.com/kali kali-rolling main non-free contrib deb-src http://mirrors.aliyun.com/kali kali-rolling main non-free contrib 清华大学源 deb http://mirrors.tuna.tsinghua.edu.cn/kali kali-rolling main contrib non-free deb-src https://mirrors.tuna.tsinghua.edu.cn/kali kali-rolling main contrib non-free 浙大源 deb http://mirrors.zju.edu.cn/kali kali-rolling main contrib non-free deb-src http://mirrors.zju.edu.cn/kali kali-rolling main contrib non-free 东软大学源 deb http://mirrors.neusoft.edu.cn/kali kali-rolling/main non-free contrib deb-src http://mirrors.neusoft.edu.cn/kali kali-rolling/main non-free contrib 新加坡kali源 deb http://mirror.nus.edu.sg/kali/kali/ kali main non-free contrib deb-src http://mirror.nus.edu.sg/kali/kali/ kali main non-free contrib 163 Kali源 deb http://mirrors.163.com/debian wheezy main non-free contrib deb-src http://mirrors.163.com/debian wheezy main non-free contrib
apt-get update
apt-get upgrade
apt-get clean