If you want to download Microsoft Windows 7 ISO for free, we have mentioned some direct download links to different editions of Windows 7.

VirtualBox is flexible enough to handle many types of 32-bit and 64-bit configurations. If you need to run a 32-bit version of XP in a 64-bit host, you can do that without any problems.

While the Windows 8 ISO downloads, you should also download the latest version of VirtualBox for Windows. Run the installer, and choose the default settings for all of the install options.