The "Polyline" drawing tool allows you to easily draw clean polylines by letting you manipulate the passing points of a line.

Tap ①Stabilizer and tap ②Polyline in the “Drawing tool”.

Tap the canvas to place a passing point that becomes ①Start point . After that, tap continuously to place multiple passing points.

Drag the ①Line to move the whole image.

Drag the ① Line with two fingers to zoom or rotate.

After dragging ①Passing point to adjust the shape ,tap ②✓button .