Edit: After half day, my wife’s Mac started having the same problem. I have then applied the solution that I found in the Apple
How To Close Open Apps In iOS 7
With Apple releasing iOS 7 to the public yesterday some people are still struggling to find their way around. One of the main confusions seems to be how to close apps which are open in the background so we have have put together a set of instructions below.
- Double tap the home button
- Slide along until you find the app you want to close
- Swipe up on the app you want to close
- All Done!