Install Ubuntu on VirtualBox running in Windows host

- Download Oracle VM VirtualBox from http://www.oracle.com/technetwork/server-storage/virtualbox/downloads/index.html

- Download Ubuntu Linux from http://www.ubuntu.com/desktop/get-ubuntu/download

- Run the downloaded VirtualBox setup and follow the steps to complete the installation.

- Run VirtualBox after installation completed.

- Create a new virtual machine by clicking on the New icon.





In order to make the target virtual machine run smoothly, I assign 1000M to virtual machine, almost half of my memory.

- Select to create new hard disk for Boot Hard Disk.




- Select size of virtual disk, 32G in my case.




- Select the new virtual machine and click Settings icon.


- Set up virtual CD/DVD driver.


- Browse to select the downloaded Linux ISO image file.

Now you can start the new virtual machine to setup Linux, just follow the normal steps of Ubuntu setup.