If VirtualBox is unable to install the extension as it already exists, we recommend you delete the folder where these extensions are installed and then retry.

If you want to install Ubuntu in VirtualBox on your Windows 11 computer, make sure to enable Hardware Virtualization from BIOS and then follow this guide.

If you find yourself with a mismatched VirtualBox and VirtualBox Extension Pack release, such that VirtualBox itself cannot resolve, Jack Wallen shows you how to fix this from the command line.

Do you want Oracle VirtualBox 4.1? Do you have five minutes? If you said, 'Yes' to both questions, then this tutorial is for you.

Unable to reach your VirtualBox VMs after a change in your IP landscape? Here's a quick fix.