The following describes how to install the VirtualBox Guest Additions on Linux.
1. Select from the menu Devices > Insert Guest Additions CD Image... to mount the ISO.
2. Run the following command to download the per-requisite components.
~$ sudo apt-get install dkms build-essential linux-generic linux-image-generic linux-headers-generic
3. Check that the
notify-send libraries are installed to get VirtualBox notifications within the guest client.
If the following error occurs:
bash: notify-send: command not found, then
libnotify-bin needs to be installed.
~$ sudo apt-get install libnotify-bin