Updating unlocked iphone to 2 0 intimidating basketball sayings
To upgrade to i OS4 on your i Phone 3GS, i Phone 3G and i Pod Touch, you will first of all have to upgrade i Tunes 9.2, you can download or upgrade i Tunes 9.2 using the Apple Update manager.Once you have updated your i Tunes, connect your device, accept the terms and visit the summary page for the device.Step 10: Do not disconnect your device until the update has finished. Your device will be updated to i OS 8.0 and reboot once or twice during the process.You will see while Hello screen after it is successfully update.So the only option jailbreakers have is that you have to update your device using i Tunes.You can follow these simple instructions to update your i OS device to i OS 8: Note: Upgrading your device you will end up losing your jailbreak, and the installed jailbreak tweaks.Step 9: i Tunes will now download the firmware file (which can take a long time depending on your internet connection as it can be as big as 2.1GB).
(Note that if you choose to encrypt your backup using i Tunes, along with normal data, secure information like passwords etc.are also backed up.) There is also a probability of the upgrade process putting your device in recovery mode (Connect to i Tunes logo on the screen), which is why it is extremely important to take a backup so you can restore your data from the backup if things go horribly wrong.You can back up your i OS device using i Tunes or i Cloud. take a moment to make sure you are using the latest version of i Tunes.If you have an unlocked i Phone you CANNOT simply upgrade to the i OS 5 firmware.This is because i OS 5 will update your baseband, which means you will not be able to unlock your i Phone after updating i OS 5.
After the firmware file has been downloaded, Hold down on the Option key (Mac) or the Shift key (Windows), and click on “Check for Update”. Now select the firmware file and click on the Open button.