Restore to original

How do i do a system restore to factory original? I went to system restore but it needs a restore point which i dont have. ive done it before way back but i dont remember and it madatorily did it the other day but how do i recreate that?
ive looked in google but it says the same thing

Let’s take this to the computer help thread. I’m no expert but I’ll post a couple of suggestions for you there.

here ya go

okie dokie