Perhaps the most glaring issue with early Galaxy Z Fold models was the display crease. Samsung’s early foldable screens would develop a visible line in the center after repeated folding. Not only would it strip the devices of their flagship feel, but in some cases, it would affect usability and lead to untimely repairs.

Production of foldable OLED displays for Apple's first foldable iPhone have begun ahead of its expected launch next year, Korea's