It's likely you don't remember your earliest years of your parents teaching you basic skills. But if you had any concern about how to unroll a roll of toilet paper, the original patent can help clarify it up.
The original design of S.Wheeler's Toilet Paper Roll shows the flap on the outside of the roll rather than pulling the plies of paper from underneath the toll.
It's not the first time readers have been caught out with bum hygiene. Previously, gastroenterologist John Cluley said that if people want a thorough clean of their bum, they should be using a bidet over toilet paper.