TIP: On Windows 11, you can use this free tool called OTVDM to run 16-bit apps. It is available on github.com. Why can’t 64-bit run 16-bit? 64-bit cannot run 16-bit because it can only handle 32 ...

The 32-bit version of Windows XP might also work, but it will likely need a RAM upgrade to surpass the 4GB limit needed to run Windows 11.

Unsupported or not, Windows 11 would run on pretty much any 64-bit PC that could boot Windows 10 —we've run it on PCs as old as a Windows XP-era Core 2 Duo desktop.