IPhone 6 or Multi-Touch issues after being dropped multiple times on a hard surface and then incurring further stress on the device". Apple Inc. announced that, within 24 hours of availability, over 4 million pre-orders of the iPhone 6 and 6 Plus were made, exceeding the supply available. More than 10 million iPhone 6 and iPhone 6 Plus devices were sold in the first three days. IPhone 6 The iPhone 6 and iPhone 6 Plus are smartphones designed and marketed by Apple Inc. It is the eighth generation of the iPhone, succeeding the iPhone 5S that were announced on September 9, 2014,
IPhone 4 antenna issues, 72% of iPhone 4 users say that they are "very satisfied" with their iPhone 4 according to an August 2010 survey by ChangeWave Research. The iPhone 4 model continued to be sold unchanged up until September 2013. In 2011, two iPhone 4 units equipped with a special application were taken to the International Space Station aboard the Space Shuttle on the STS-135 mission. The devices were used in various experiments, utilizing sensors and a special app. IPhone 4 The iPhone 4 is a smartphone that was designed and marketed by Apple Inc. It is the fourth generation iPhone,