Something to keep in mind as you apply this technique. To add the legacy Advanced Boot Options to either of the current versions of Windows, open an administrative level command line prompt.

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

To switch Between Graphical and Text-based Multiboot Menu in Windows 11/10, you need to change the boot menu policy. Follow this guide to do the same.

Windows can run on a Surface Duo, though it won't work with touch, pen, and is limited in other ways.