How to make a simple 3D origami cup

(page 2)

1st picture of simple 3D origami cup

01.

Let's start with front side of a square paper facing up.

Prepare to apply a horizontal "mountain-fold" and then unfold.

2nd picture of simple 3D origami cup

02.

Apply the horizontal "mountain-fold" of the step #1 and then unfold.

Prepare to apply a vertical "mountain-fold" and then unfold.