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.
Multi-touch is a method of input on a touchscreen that allows two or more fingers to be used on the screen at one time.Apple's iPhone is famous for introducing multi-touch to the cell phone world by using it to allow pinching and stretching gestures on the screen to control zooming.Multi-touch is something typically associated with capacitive touchscreen displays rather than with more common resistive touchscreen displays.pple's iPhone is famous for introducing multi-touch to the cell phone world by using it to allow pinching and stretching gestures on the screen to control zooming. Multi-touch is something typically associated with capacitive touchscreen displays rather than with more common resistive touchscreen displays.