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.

The next time you boot, and with every boot afterwards, you’ll get to pick between Windows and Ubuntu. And you can uninstall Ubuntu like any other Windows program.

Here's how to delete Windows or Linux from your system after you've dual-booted them.

In this guide, we'll show you the steps to successfully install Ubuntu, SUSE Linux Enterprise Server 12, and openSUSE Leap 42 on your Windows 10 machine without errors.