sudo vim /etc/apt/sources.list（打开sources.list 文件）

 

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
 

我这里使用的是阿里的源 ；把官方源用# 注释掉，然后 esc ，shift + ： wq 退出

然后执行

sudo apt-get update  # 取回更新的软件包列表信息
sudo apt-get upgrade # 进行一次升级
 
sudo reboot  #重启