Oracle announced the new major Virtualbox 6.1.0 a few days ago with many great new features.

Virtualbox 6.1.0 includes following changes:

• Implemented support for importing VM from Oracle Cloud Infrastructure.
• Extended support for exporting VM to Oracle Cloud Infrastructure
• Support for nested hardware-virtualization on Intel CPUs
• Completely removed old style 3D support (with VBoxVGA).
• Implemented experimental support for file transfers
• Support for horizontal scrolling in the PS/2 mouse device.
• vboximg-mount available on Linux host.
• accelerate video playback on Linux, macOS.
• Experimental support for VirtIO SCSI, to increase performance and improve scalability
• Suport for Linux 5.4
• GUI and many other improvements.

For more details, see the changelog.

How to Install Virtualbox 6.1 in Ubuntu:

For Ubuntu 16.04, Ubuntu 18.04, Ubuntu 19.04, Ubuntu 19.10, and their derivatives, you can either download the official .deb binary from the link below:

Download Virtualbox for Linux

or install VBox from its official apt repository by running following steps:

1. Open terminal (Ctrl+Alt+T), paste below command and run to add the repository:

sudo sh -c 'echo "deb [arch=amd64] https://download.virtualbox.org/virtualbox/debian $(lsb_release -sc) contrib" >> /etc/apt/sources.list.d/virtualbox.list'

For Linux Mint, you HAVE to replace $(lsb_release -sc) in the command with bionic for Mint 19.x, or xenial for Mint 18.x.

2. Then download and install the repository key via command:

wget -q https://www.virtualbox.org/download/oracle_vbox_2016.asc -O- | sudo apt-key add -

3. Refresh system package cache via command:

sudo apt update

4. Finally install Virtualbox 6.1:

sudo apt install virtualbox-6.1

Uninstall:

To remove it, simply run command in terminal:

sudo apt remove --autoremove virtualbox-6.1

And go to Software & Updates -> Other Software to remove apt repositories.