Apple announced iOS 7 on September 18, and officially launched at 1:00 on September 19 2013 for free download updates.

Ios7 establishes a control center for your quick access, ease anytime you use those much-needed control options and app. Just from any screen (including lock screen) upward swipe to switch to flight mode, turn on or off the wireless LAN, adjust the screen brightness, etc. Also, enhance the notification center, have more intelligent multitasking, more powerful camera and new ringtones and wallpapers.

But, there are also many bugs. Firstly, it sometimes can’t input Chinese. Some customers said the Internet posting his iPhone after upgrading iOS7 official version appeared unable Pinyin Chinese input problem, the problem has been confirmed by other users, but Apple has innovate iOS7.0.2 to solve this problem. Moreover, others can bypass the lock screen view personal photo album. Also, In iOS 7 environment, dial in emergency is easy to crash.

But totally, Apple have trying to produce more version to solve the bugs and cater to the customers.