Some laptops have (had?) ways of entering numpad keystrokes using Fn+something (usually some letters), but I dind't see that in many years. I guess they used th

Some laptops have (had?) ways of entering numpad keystrokes using Fn+something (usually some letters), but I dind't see that in many years. I guess they used that because Alt+ normal numbers can be used as a hotkey in normal software (not sure what DOS software was using as keyboard shortcuts when they introduced this back in old BIOeSs...)