IPhone 6 a byproduct of this lack of rigidity, the touchscreen's internal hardware being susceptible to losing its connection to the phone's logic board (nicknamed "Touch Disease"). The iPhone 6 Plus was also the subject of camera issues, including some devices with malfunctioning optical image stabilization or otherwise defects on rear cameras. The iPhone 6 and 6 Plus were moved to the midrange spot in Apple's iPhone lineup when the iPhone 6S and 6S Plus were released in September 2015. The iPhone 6 and 6 Plus were discontinued in most countries on September 7, 2016 when Apple announced the iPhone 7 and
IPhone 5S with a new flat design using a laser-cut sapphire cover surrounded by a metallic ring; the button is no longer concave, nor does it contain the familiar squircle icon seen on previous models. The phone itself is thick and weighs . The phone uses an aluminum composite frame. The device is available in three color finishes; "space-gray" (replacing black with slate trim on the iPhone 5), white with silver trim, and white with gold trim. The iPhone 5S was the first iPhone to be available in a gold color; this decision was influenced by the fact that gold is seen