If none if these packages is installed, you can simply use the APT package manager to install them. You can then install the missing tools by running the command apt update apt install dkms build-essential
As you can see from the output, dkms and build-essential are not installed.
The ii means that the package is installed. sudo dpkg -l | grep -E "dkms|linux-headers-$(uname -r)|build-essential" ii linux-headers-5.11.0-11-generic 5.11.0-11.12 amd64 Linux kernel headers for version 5.11.0 on 64 bit x86 SMP Run the command below to verify if these requirements have already been installed. Such issues can be resolved via the guest additions of a VirtualBox.Install Ubuntu 21.04 Desktop on VirtualBox Install VirtualBox Guest Additions on Ubuntu 21.04 Install Required Build tools and Kernel Headersīefore you can proceed to install VirtualBox Guest Additions on Ubuntu 21.04, you first need to install required build tools, the Linux kernel headers and the support modules, if not already installed. But, using Windows guest OS will give you a low-resolution display by default. Keep in mind that the virtual machine experience might not be quite smooth and perfect.įor instance, Windows has a graphics card to display the required resolutions. How are VirtualBox Guest Additions helpful?Īs already mentioned, the VirtualBox guest additions allow the installed virtual machines to perform better and become more functional via a couple of drivers and system applications. Installing these will enhance the overall performance and interactiveness of the guest operating systems. VirtualBox Guest Additions are certain drivers and software applications that aim to provide better integration between the guest OS and the host system.
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