To Dual Boot, say Windows and Ubuntu, on separate Hard Drives, you must first meet the prerequisite and then follow the steps mentioned here.

Always Install Windows First and Linux Second When building a dual-boot PC, the order in which you install both operating systems is crucial.

Discover how to install Windows 10 or Windows 11 on your Steam Deck handheld console and explore a world beyond gaming.

Most of the online material I find concerning dual-booting proceeds from the assumption that Windows is the original install, and tells how to add Ubuntu to this existing configuration. Whereas I ...

Instead, if you want to test Windows 11 Insider Preview builds to get early access to the new features and changes, you should be using a spare computer, dual-boot setup, or virtual machine.