編輯:leafpad /etc/apt/sources.list
刪除所有內容添加以下:
然后選擇適合自己較快的源：
deb http://mirrors.ustc.edu.cn/kali sana main non-free contrib
deb http://mirrors.ustc.edu.cn/kali-security/ sana/updates main contrib non-free
deb-src http://mirrors.ustc.edu.cn/kali-security/ sana/updates main contrib non-free
deb http://mirrors.aliyun.com/kali sana main non-free contrib
deb http://mirrors.aliyun.com/kali-security/ sana/updates main contrib non-free
deb-src http://mirrors.aliyun.com/kali-security/ sana/updates main contrib non-free
對軟件進行一次整體更新：
apt-get update & apt-get upgrade
apt-get dist-upgrade
apt-get clean