How to fold a three-fold page?

Unexpectedly, the three-fold page can be folded horizontally or vertically in printing.

It depends on your requirements and layout design (usually vertical folding). Divide into three equal parts and measure accurately first. After folding one piece

just use it as a mother and use it to measure the width. There is no special way to fold them one by one

, or you can make an indentation first when printing. It costs a lot of money