Install the VirtualBox Guest Additions apt-get install virtualbox-guest-dkms To change the displayed resolution at will, proceed as follows: You will have also noticed that going on the screen settings it is not possible to change this resolution from the dropdown.
The following screenshot shows the virtual dual monitors for Ubuntu Guest in action.If you have installed Ubuntu Linux in a virtual machine on VirtualBox you will surely realize that by default its resolution is set to 640×480, very poor for any type of use. If you want, click on a specific monitor icon in order to adjust the resolution of the corresponding display, or turn it on/off. Drag the monitor icons around to re-arrange the relative position of the two monitors (e.g., vertically or horizontally). You should also see two monitor icons (labeled " VBX 0") side by side as shown below. Uncheck " Mirror display" box, in order to double the desktop space of guest VM across two displays. Upon boot, go to " System Settings" → Displays on Ubuntu Desktop to configure dual monitors. For Ubuntu 12.10 or before: $ sudo apt-get install virtualbox-ose-guest-x11įor Ubuntu 13.04 and higher: $ sudo apt-get install virtualbox-guest-x11Īfter installing Guest Additions, power off the guest VM, and restart it. To install Guest Additions on Ubuntu guest VM, run the following. In order to use multiple monitors on a guest VM, you need to install Guest Additions inside the VM. Under Video tab, increase monitor count from 1 to 2. Then, open up Display setting of Ubuntu guest VM on VirtualBox. This tutorial has been tested on Ubuntu Desktop 12.10 and 13.04, and VirtualBox 4.2.12.įirst, power off Ubuntu Guest VM, if it's running. In this tutorial, I will describe how to set up dual monitors for Ubuntu Guest on VirtualBox, so that the display of Ubuntu Guest VM will appear in two separate windows on host machine, as virtual dual monitors. Display for guest VMs can be either attached to multiple windows on host machine as "virtual" monitors, or hooked up with multiple physical monitors. VirtualBox supports multiple monitors for guest virtual machines (VMs). How to set up dual monitors for Ubuntu Guest on VirtualBox
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