The reason why you fail to run old dos programs on Windows 10 depends on many factors. Why can't old programs run on Windows 10? For example, if you upgrade from Windows 7 to Windows 10, you most likely find you cannot run old programs on Windows 10. These days, people find that applications designed for Windows XP and older system are struggling on modern PC.
'I have an old licensed design program that is from/for Windows 98.is it possible to run this on my current Windows 10 version in some way ? If not what are my options or possibilities (if any) to use this program in today's PC world? Thanks!'