Then enter your password and it will begin compiling the VirtualBox guest additions kernel modules. If the guest additions CD image had already been downloaded before, then you will be asked to run the software contained in it, click Run button. Click Download. Once the download is complete, click Insert button to insert the CD image into the virtual optical drive. You might be asked to download the guest additions CD image if it cannot be found on your hard drive. In VirtualBox menu bar, select Devices > Insert Guest Additions CD image.
Next, prepare your system to build kernel module. sudo apt install build-essential module-assistant dkms Then install required packages for building kernel modules. Please note that if a new kernel is installed, you need to reboot Ubuntu.
In the Ubuntu virtual machine, run the following command to update existing software. To install guest additions, first we need to install some tools for compiling kernel modules. It’s a set of device drivers (graphics and mouse drivers) and system applications that is going to be installed in the guest OS. VirtualBox guest additions allows you to set up shared folders, enable bidirectional shared clipboard between host and guest, and power up the graphics ability of your guest machine.
Speed up Ubuntu 17.04 in VirtualBox by Installing VirtualBox Guest Additions Take a look at the last line which tells us that Unity 3D is not supported. This is the output on a newly installed Ubuntu 17.04 VirtualBox machine. Then in a terminal window, type the following command: /usr/lib/nux/unity_support_test -p How to Check if 3D Acceleration is supported To speed up Ubuntu in VirtualBox, you need to install guest additions which contains a more capable graphics driver that supports 3D acceleration. Do you know why Ubuntu runs slow in VirtualBox? The main reason is that the default graphics driver installed in VirtualBox doesn’t support 3D acceleration.
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