VirtualBox

Download Dependencies Python Core / win32api
1. check if python is installed
2. pip install pywin32
- ref. Missing Dependencies Python Core / win32api
Download and install virtual box

Ubuntu

Type
1. .vbox
  1. Download: Ubuntu .vbox
  2. Install: Click add, and then follow the tutorial
2. .ova
  1. Download: Ubuntu .ova
  2. Install: Click import, and then follow the tutorial
Before starting the VM
1. Change Display Adapter to VMSVGA
2. Enable 3D Acceleration
Login and change the pwd

Download dependency
- sudo apt update && sudo apt upgrade
- sudo apt-get install build-essential gcc make perl dkms linux-headers-generic
Add DVD drive on Storage Tab to install Guest Addition
Insert Guest Additions CD img
- General: Device -> Insert Guest Additions CD img
- No cd drive found
  - In UI interface
    1. Download VirtualBox Guest Additions
    2. Return to the VirtualBox administrator
    3. Settings -> Storage Device -> Add Disc
    4. Load the ISO file
  - In command mode
    - sudo apt-get install virtualbox-guest-additions-iso
Install
- General: receive a request to perform the installation
- If not received
  - In UI interface
    1. Enter Guest Additions CD img
    2. Right clickautorun.sh, and select Run as a Program
  - In command mode
    - cd /media/username/VBox_GA_*
    - ./autorun.sh
Check
1. function bar -> View -> Virtual Screen
2. If there are many preset resolutions to choose from, you're done.