Upgrade Virtualbox 5.1 to 5.2 on Ubuntu

Upgrade Virtualbox 5.1 to 5.2 on Ubuntu

How to install VirtualBox 5.2 on Ubuntu

#Open a terminal "Ctrl + Alt + t" and remove Virtualbox 5.1.
sudo apt remove virtualbox virtualbox-5.1

#Debian-based Linux distributions
#Add a new repository
#According of the distribution, replace '<mydist>' with 'artful', 'zesty', 'yakkety', 'xenial', 'trusty', 'stretch', 'jessie', or 'wheezy' (older versions of VirtualBox supported different distributions)
sudo sh -c 'echo "deb http://download.virtualbox.org/virtualbox/debian <mydist> contrib" >> /etc/apt/sources.list.d/virtualbox.list'
or add in /etc/apt/sources.list.

#Set Up the Oracle Keyring to enable a trust relationship with the new repository
wget -q https://www.virtualbox.org/download/oracle_vbox_2016.asc -O- | sudo apt-key add -
wget -q https://www.virtualbox.org/download/oracle_vbox.asc -O- | sudo apt-key add -

#Install VirtualBox
sudo apt-get update
sudo apt-get install virtualbox-5.2

#If there are old virtual machines and appear errors to open them. You can do:
sudo apt-get autoremove virtualbox or sudo apt-get autoremove

#Check if virtualbox-dkms is installed:
dpkg -l | grep virtualbox-dkms

#If yes, then delete it and install dkms
sudo apt-get purge virtualbox-dkms
sudo dpkg -P virtualbox-dkms

#Rebuild VirtualBox kernel modules:
sudo /sbin/vboxconfig