设置root用户密码
sudo passwd root

输入密码, 再重复确认输入一次

3. 允许root远程登录
   sudo vi /etc/ssh/sshd_config

将PermitRootLogin 置为yes

Authentication:

LoginGraceTime 120

PermitRootLogin prohibit-password

PermitRootLogin yes
StrictModes yes

保存退出.

4. 重启ssh服务
   sudo service ssh restart

原文：https://blog.csdn.net/m0_37422289/article/details/82017242

安装图形界面
https://blog.csdn.net/buaajzg/article/details/80141553

更换数据源 https://www.jianshu.com/p/bc38ed12da1d

切换源之后 sudo apt-get update 才起作用 否则出错

1.备份原来的数据源配置文件

sudo mv /etc/apt/sources.list /etc/apt/sources.list.bak

2.编辑数据源配置文件

sudo vi /etc/apt/sources.list
deb http://mirrors.aliyun.com/ubuntu/ trusty main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ trusty-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ trusty-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ trusty-proposed main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ trusty-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-backports main restricted universe multiverse

备用源

deb https://mirrors.ustc.edu.cn/ubuntu/ xenial main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ xenial-updates main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ xenial-backports main restricted universe multiverse
deb https://mirrors.ustc.edu.cn/ubuntu/ xenial-security main restricted universe multiverse

切换源之后 sudo apt-get update 才起作用 否则出错

使用 VNC

进行远程桌面控制(安装方法)

第一种
https://www.jianshu.com/p/344185d97476?tdsourcetag=s_pcqq_aiomsg
第二种

使用 [VNC] 进行远程桌面控制([安装方法]

一 开启允许远程
二安装 xrdp vnc xbase-clients
sudo apt-get update
sudo apt-get upgrade
sudo apt-get install xrdp vnc4server xbase-clients

w !sudo tee %
linux vi不能保存文件 https://zhidao.baidu.com/question/197780620.html

解决Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?

第一种：

sudo vim /etc/resolv.conf

添加nameserver 8.8.8.8

第二种：

/etc/apt/sources.list 的内容换成

deb http://old-releases.ubuntu.com/ubuntu/ raring main universe restricted multiverse

deb-src http://old-releases.ubuntu.com/ubuntu/ raring main universe restricted multiverse

deb http://old-releases.ubuntu.com/ubuntu/ raring-security main universe restricted multiverse

deb-src http://old-releases.ubuntu.com/ubuntu/ raring-security main universe restricted multiverse

deb http://old-releases.ubuntu.com/ubuntu/ raring-updates main universe restricted multiverse

deb-src http://old-releases.ubuntu.com/ubuntu/ raring-updates main universe restricted multiverse

deb http://old-releases.ubuntu.com/ubuntu/ raring-backports main restricted universe multiverse

deb-src http://old-releases.ubuntu.com/ubuntu/ raring-backports main restricted universe multiverse

deb http://old-releases.ubuntu.com/ubuntu/ raring-proposed main restricted universe multiverse

deb-src http://old-releases.ubuntu.com/ubuntu/ raring-proposed main restricted universe multiverse

</article>

xrdp TigerVNC Server安装
https://blog.csdn.net/liuxiabing150/article/details/50825596

https://www.linuxidc.com/Linux/2017-09/147112.htm
安装gnome图形界面 gnome安装太久太大 需要gnome-panel就行
sudo apt-get install gnome-panel