Ultrasn0w 1.2.3 has been released to make the unlock compatible with iOS 4.3.3 on iPhone 4 and 3GS, running on the old baseband. This release of Ultrasn0w is not a new unlock for iPhones with newer basebands, instead, it only fixes the compatibility issues on the existing devices, which are jailbroken (with preserved basebands: 01.59.00 / 04.26.08 / 05.11.07 / 05.12.01 / 05.13.04 / 06.15.00) on iOS 4.3.3. Updating iPhone 3GS baseband to iPad’s 06.15.00 might result in loss of GPS functionality. Proceed to the step by step guide to unlock iOS 4.3.3 on iPhone 4, 3GS Using Ultrasn0w 1.2.3.
Apple released iOS 4.3.3 update for iPhone 4 (iOS 4.2.8 for Verizon iPhone 4), iPhone 3GS, iPad 2, iPad, and iPod touch 4G/3G. This update is to fix the location tracking bug in iOS 4.x. To update to iOS 4.3.3, you need to connect iPhone, iPad or iPod touch with your computer via USB and start iTunes. A message prompt will alert you about the update. Click “Download and Install” (Mac OS X) or “Download and Update” (Windows) to get the new firmware 4.3.3. The final version of the last major update, iOS 4.3, was released back on March, followed by iOS 4.3.1 on March 25th, and iOS 4.3.2 on April 14.
Apple has released iOS 4.3.2 for iPhone 4 (iOS 4.2.7 for Verizon iPhone 4), iPhone 3GS, iPad 2, iPad, and iPod touch 4G/3G. This update is a fix for bugs, DNS issues, document viewer, FaceTime issues, vulnerabilities and battery life issues on all iOS devices. Download iOS 4.3.2 for iPhone, iPad, iPod touch. To update to iOS 4.3.2, connect your iPhone, iPad or iPod touch with your computer via USB and start iTunes. Accept the prompt alert message and click on “Download and Install” (Mac OS X) or “Download and Update” (Windows) to get new firmware 4.3.2.
In case you loose your apple device, ‘Find My iPhone’ helps you to locate your Apple devices online. You can send alert message to that lost device, wipe all sensitive or confidential data from your device using the app or online. Find My iPhone service will be available for free for iPhone 4, iPod Touch 4G and iPad running iOS 4.2.