Apple software updates for i OS introduce new features and improvements that lets you do even more with their i Phone, i Pad and other i OS devices.
This guide with show you how to unlock i Phone 3G/3GS on i OS 4.1 and i OS 4.2.1 using Ultrasn0w version 1.2.
Today we’re pleased to announce our free carrier unlock for i Phone3G/3GS owners with a baseband later than .
The unlock for that baseband exploited the AT XAPP command, thanks to a crash initially discovered by @sherif_hashim (@Oranav also found this crash).
Ultimately Apple released updates to the OS that improved performance on the i Phone 3G.
Testing has shown that the i Phone 3G's performance is much improved under i OS 4.2.
Whenever a new version of the i OS is released, i Phone, i Pod touch, and i Pad owners rush to download and install it so their devices can get all the new features, bug fixes, and improvements that come with a new operating system. Sometimes, like in the case of the i Phone 3G and i OS 4, it pays to research other people's experiences before you upgrade.
Learn about the problems that i Phone 3G owners had with i OS 4, plus all of the features that i OS 4 delivered to Apple devices, in this article.Rene Ritchie at Ti Pb has posted a video (which you can watch after the break) of both i OS 3.0 and 4.2 (the gold master) running on an i Phone 3G. Entering text into Apple's Notes app was acceptably snappy.Browsing the Web was also noticeably improved, especially scrolling and load times (over Wi-Fi).i Phone Dev Team has released the eagerly awaited unlock for i Phone 3G and i Phone 3GS users on i OS 4.2.1 just as they had promised.Apple had patched the exploit that allowed users to unlock their i Phone in i OS 4.1 released on September 8 so it has been a long wait for users who wanted to software unlock their i Phone to use it with any carrier.A number of features that are now taken for granted as part of the i Phone experience, such as Face Time, app folders and multitasking, debuted in i OS 4.