Here is our story: we were searching what does lock sound do because for the past few weeks, sound stopped working in my son's games--just games, like Asphalt 8, Minecraft, etc., but not other apps--I can still play the podcasts without any problem. I checked all the Sound settings and couldn't figure out why.
When was the first touchscreen phone invented? The first touchscreen phone was launched in 1992 by IBM.The IBM Simon is also referred as the first smartphone.Simon is the first smartphone to be incorporated with the features of a PDA.
When Steve Jobs unveiled the iPhone in 2007, he showed off a picture of an iPod with a rotary-phone dialer instead of a click wheel. A Samsung mobile phone, the X810, used a similar rotating wheel for input, so Apple's Tony Fadell, the engineer who's credited with inventing the first iPod, didn't like the idea. The company decided to abandon the click-wheel idea and try to build a multi-touch phone.