If you encounter VirtualBox Error VERR_ALREADY_EXISTS, you should reboot the host computer before installing a fresh extension or a VM. Your system is most likely ...

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.

First and foremost, to install Arch in VirtualBox, users must have a computer that supports the x86-64 architecture (64-bit). Also, make sure to download the latest version of VirtualBox.