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 the iPhone employs A-GPS operated by the United States. Since the iPhone 4S generation the device also supports the GLONASS global positioning system, which is operated by Russia. The iPhone 6S and 6S Plus, introduced in 2015, feature "force-touch" displays which allows the screen to recognize how hard it is being pressed using pressure sensitive multi-touch technology. All subsequent iPhones with the exception of the iPhone SE and iPhone XR have this feature. An example of how this technology will be used is lightly pressing the screen to preview a photograph and pressing down to take it. iPhones feature a