ubuntu20.04安装配置VNC远程桌面

1. 本例使用tigier vnc，如果已经安装其他的vnc软件，请先remove， 例如sudo apt remove vnc4server
2. 安装tigervnc

sudo apt install xserver-xorg-core
sudo apt install tigervnc-standalone-server tigervnc-xorg-extension tigervnc-viewer -y

3. setup a password for vnc login:
   $ vncpasswd
4. How to configuring Gnome 3 Desktop environment to use with VNC
   You need to create a file name ~/.vnc/xstartup using a text editor such as vim command or nano command:
   $ vi ~/.vnc/xstartup

Append the following:
#!/bin/sh
# Start Gnome 3 Desktop