GOTO https://www.virtualbox.org/wiki/Linux_Downloads
This version is more up to date.
THEN type
To install a downloaded Debian (Ubuntu) package (.deb): Open Terminal and type
sudo dpkg -i packagename.deb
To remove a Debian (Ubuntu) package (.deb):
sudo dpkg -r packagename
To Reconfigure/Repair an installed Debian (Ubuntu) package (.deb):
sudo dpkg-reconfigure packagename
GOTO https:/ /www.virtualbox .org/wiki/ Linux_Downloads
This version is more up to date.
THEN type
To install a downloaded Debian (Ubuntu) package (.deb): Open Terminal and type
sudo dpkg -i packagename.deb
To remove a Debian (Ubuntu) package (.deb):
sudo dpkg -r packagename
To Reconfigure/Repair an installed Debian (Ubuntu) package (.deb):
sudo dpkg-reconfigure packagename