Install Virtualbox 5.0.20 On Ubuntu / LinuxMint

This tutorial shows how you can install Oracle Virtualbox 5.0.20 On Ubuntu 16.04 / 14.04 LTS / 12.04 LTS, Linux Mint 16 / 15 

Virtualbox is an Open source application  for running operating systems virtually in your base system,with this application you can create and run multiple Operating systems virtually in your PC. Virtualbox available for Multiple operating systems (ie) windows,Solaris,MacOS-X and Linux

Changelog in virtualbox 5.0.20

• Storage: fixed a regression causing write requests from the BIOS to cause a Guru Meditation with the LsiLogic SCSI controller
• Storage: several emulation fixes in the BusLogic SCSI controller emulation
• NAT Network: support TCP in DNS proxy 
• NAT: rework handling of port-forwarding rules 
• NAT: rewrite host resolver to handle more query types and make it asynchronous so that a stalled lookup doesn't block all NAT traffic
• Snapshots: don't crash when restoring a snapshot which has more network adapters than the current state (ie when the snapshot uses ICH9 and the current state uses PIIX3)
• Guest Control: various bugfixes for the copyfrom and copyto commands / API
• VBoxManage: list processor features on list hostinfo 
• Linux hosts: fix for Linux 4.5 if CONFIG_NET_CLS_ACT is enabled 
• Windows hosts: another fix for recent Windows 10 insider builds 
• Windows hosts: make it work on Windows XP again (5.0.18 regression)
• Windows Additions: fixed performance issues with PowerPoint 2010 and the WDDM graphics drivers if Aero is disabled

Installation steps

Two ways to install Virtualbox on Ubuntu / LinuxMint / ElementaryOS

• Method 1: Via PPA
• Method 2: Via deb file

Method 1: Via PPA

Step 1: Before installing the new version , we need to remove the older using the software center or use the below command

sudo apt-get remove virtualbox virtualbox-4.* virtualbox-5.0

Step 2:Add the Packages list to sources.list 

$sh -c "echo 'deb http://download.virtualbox.org/virtualbox/debian '$(lsb_release -cs)' contrib non-free' > /etc/apt/sources.list.d/virtualbox.list"

Note : LinuxMint and elementary OS users have to replace the name manually in place of $(lsb_release -cs).

Step 3: Download and install the Key for Virtualbox

wget -q http://download.virtualbox.org/virtualbox/debian/oracle_vbox.asc -O- | sudo apt-key add -

Step 3: Update the Repository

sudo apt-get update

Step 4: Install Virtualbox 5.0.20

sudo apt-get install virtualbox-5.0

Method 2: Via deb file

If you are not comfortable with the PPA for installing the Virtualbox ,then manually download the deb file and install it.

Step 1: Download the deb files from here according to your distribution

Step 2: Install the deb file

gdebi -i virtualbox-5.0_5.0.20-106931-Ubuntu-trusty_amd64.deb