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Mkdir cdrom & mount /dev/cdrom /mnt/cdrom Yum install kernel-devel Install VirtualBox Guest Additions OR, I’ll recommend installing the entire “Developer tools” group which will help you to avoid a lot of trouble later: yum groupinstall "Development tools" In order to compile the guest additions you have to install make, gcc, kernel-devel in order to Install VirtualBox Guest Additions installation script.

You will need to be the root user for the following routine or “su -” Prerequisities Important Before anything!, I’d advice you to update your CentOS & reboot: yum updateĪfter, also try to update your kernel and reboot: yum update kernel Update and Reboot systemĪfter successful installation of your new and shining CentOS box, VirtualBox 4.3.12 or later is required for support in CentOS 7.x, So if you’re using older version of VirtualBox – it’s time for you to upgrade. In the following tutorial, I’ll demonstrate how to install Guest Additions on your VirtualBox hosted CentOS 7 Minimal machine.Īlthough this tutorial is intended for CentOS 7 minimal, it’s will probably also work on other CentOS releases.