Today Apple to iPhone/iPod/iPad touch developer has released version iOS 4.2 build, GM version.

In addition to reports, now before you say two new changes.

As a result of a huge new feature iOS 4.2, iPad to achieve many tasks that need a way to switch to run in the background of multiple applications.

As expected, Apple has gone one iPod touch and iPhone and iOS version on very similar routes.

The latest beta version in the iPad continues to support multi-tasking and iOS folder feature, there are a number of other only in iPhone and iPod touch support features such as multiple mailbox alias, unified inbox, Mail-order information, as well as third-party program to open the attachments.

New multi-tasking feature also integrates software direction lock and music control, those in the iPhone's iOS 4 already support, when you double-click the Home into the "running programs" interface to appear on the left side swept away. IPad also adds brightness control bars. (Multi-tasking bar adds volume and brightness controls for quick access. The picture on the right side of the new press is AirPlay control structures. ）

There are also the following picture of the MobileMe login interface changes, the left is the new version on the right side is 4.1 4.2GM,.

The new version you can use the Apple ID to log in to MobileMe, the following also have free registration link Apple ID. However tests find Apple ID login is not feasible, Apple do also not quite clear. More aggressive speculation that Apple may allow arbitrary registered users log in now to use MobileMe billing? hint at future MobileMe features may will be free?

The left is the new version on the right side is 4.1 4.2GM,

In addition to Apple now evolve iOS 4.2 GM test version is estimated to have heralded iOS 4.2 version release soon!