If you cannot open the guest session and get a VERR_NOT_FOUND VirtualBox error, follow the tips, solutions, and workarounds mentioned below. Check if “VBoxGuestAdditions.iso”n exists Insert Guest ...

How to install VirtualBox Guest Additions on a GUI-less Ubuntu server host Your email has been sent The VirtualBox Guest Additions gives a performance boost and extra ...

If you have installed an operating system on VirtualBox, you might have faced an issue where the VirtualBox screen is too small. In this post, we will show you how to make the VirtualBox VM full ...

Virtualbox is a great app for using different operating systems on your PC, so here's how to get a fresh virtual machine set up and running.