VirtualBox is a general-purpose full virtualizer for x86 hardware. Targeted at server, desktop and embedded use, it is a professional-quality virtualization solution that is also Open Source Software.

For instance, if you'd like to run Windows XP on your Windows 7 host system, you could create an XP virtual machine that runs XP inside a window you can view in Windows 7.

To install VirtualBox Guest Additions on your Windows 11/10 machine, you can follow the step-by-step instructions provided in this post.