From its release in 2007 to now, Apple mobile has upgraded from the most earliest iPhone to iPhone 3GS, and with the upgrading of hardware, Apple mobile's operating system also upgrades from the earliest OS1. Choose Most Sizzling M001 Touch Screen for Officers0 to present 4. Ways to Regain 0. Apple is driving the world crazy by its annual launching of one type pf mobile phone, the charm brought along by the upgraded software should not be underestimated for it might prove to be paramount. The iPhone can magically change itself into an electronic organ, a game player or even a ruler through over a hundred thousand programs in the App Store.

In 2007, iPhone OS 1.0 was officially released with the iPhone, the earliest operating system of Apple phone already has enough applications of different sorts, supporting Email, web browsing such as Widgets, Safari, calendar, text messages, notes, address book and other desktop applications.

In 2008, 3G iPhone phone was released, and iPhoneOS2.0 App Store was born. IPhoneOS 2.0 improved the support for iWork and Office.doc document, and the helpless situation of e-mail picture receiving has also improved. In addition, it also adds new functions of mail pictures` storage and search function. Of course, the joining of app Store was the most important improvement, which not only extended iPone mobile phone's life cylce but also to a certain extent changed the game rules of mobile phone industry. Apple's iPhone 2.0.1 is aiming at fixing some of the problems found in the previous version of 2.0, including the error-prone running program and keyboard input delay. In addition, in order to combat the jailbreak of parallel, Apple integrated the baseband of iPhone3G into the hardware of iPhone 2.0.1, the iPhone3G users who are using the decoded Apple phones will be locked once they try to upgrade the system.

On the release confrence of iPhone 3GS in 2009, iPhone OS 3.0 declared that it started to support copy and paste. IPhone OS 3.0 has a greater change compared with 2.0, the change, which has added as many as 100 new features. In these features, copy, paste, global search and other functions are the most desired one for customers. The new software development kit (SDK), which includes more than 1000 kinds of new application programming interfaces (APIs) has also provided convenience for program developers, creating sufficient conditions for developers to create more outstanding applications.

In this version, the copy, cut and paste functions of iPhone can be cross-used among several applications. For example, copy the words in the memo, and then paste it in the web browser to search or paste it in the short messages. The powerful Spotlight global search can rapidly search the whole computer according to the key words provided by users, including contacts, emails, calendar, memo, applications and the content in iPod. Besides, Safari browser speed up, and the speed of operating JavaScript is nearly three times as that of trade edition, which greatly improves the website browse speed; and it gets memo to iTunes by automatic synchronization. Later Apple also released the updating of iPhoneOS3.1firmware, which brought a more perfect use experience.

Jobs claimed that compared with iPhoneOS3.0, new OS4.0 will make more than 100 improvements, and among which the most important one is that iPhoneOS4.0 adds a multi-task operation function which Apple mobile doed not support all the time. Apple mobile which is suspected as not being intelligent enough because of its only supporting single task will soon come to the ages of multi-task. However, it needs to be noted that only iPhone 3GS and the third generation of iPod Touch can support multi-task and iPhone 3G and the second generation of iPod Touch will not support multi-task.

IPhoneOS4.0's most important function is that it can support multi-task operation which we have expected for a long time, when you apply the multi-task operation, you just need to click Home key, then it will open other procedures and you can use multi-task operation under the situation with key-locked. In iPhon OS4.0, users already can directly open the attachments in emails through programs and such design is more practical to users. As the prevalence of e-books, Apple also launched its own iBooks. Apple iPad is currently the only product with iBooks. The launch of iPhoneOS4.0 launch will enable iPhone and iPod Touch to support iBooks. At the same time, users can also synchronize bookmarks and the page number through cross-platform network.