Oracle Virtualbox Upgrade =====>ubuntu____oracle

1. Query Oracle VirtualBox Latest version:

Https://www.virtualbox.org/wiki/Linux_Downloads

2. Add Software Source:

sudo vim/etc/apt/sources.list

To add to a file:

Deb Http://download.virtualbox.org/virtualbox/debian xenial Contrib

Where the xenial is to be modified, depending on the version, it is modified to ' vivid ', ' utopic ', ' trusty ', ' raring ', ' quantal ', ' precise ', ' lucid ', ' Jessie ', ' wheezy ', or ' Squeeze ', for example, 5.0 for ' trusty ', 4.3 for ' raring ' and so on

3. Register keys:

Wget-q https://www.virtualbox.org/download/oracle_vbox.asc-o-| sudo apt-key add-

4. Download the update

sudo apt-get update

sudo apt-get install virtualbox-5.0 (virtualbox-5.0 modified according to version)