If your computer is using Personal Hotspot on the i OS device that you’re updating, connect your computer to a different Wi-Fi or Ethernet network before you update.Just like how it was when i OS 4.3.2 was released, it seems like some i Phone users are having trouble when restoring their device to either stock, or custom i OS 4.3.3 firmware.You can follow us on Twitter or join our Facebook fanpage to keep yourself updated on all the latest i Phone jailbreaking and unlocking releases.
Updating itunes manually
If you see an error message while trying to update your device wirelessly, learn what to do.
If you need more space for a wireless update, you can update using i Tunes or delete content manually from your device.
Turns out, if you have changed your system’s host file to point to Cydia’s SHSH caching server (possibly for downgrading purposes), you wont be able to restore/update to i OS 4.3.3.
i Tunes throws Error 3194: This is apparently due to a bug in Cydia’s backend which should be fixed soon.
Whether you use i Tunes or update wirelessly, you'll have the same amount of free space on your device after you update.
If you can’t update wirelessly on your i OS device, you can update manually using i Tunes on a computer that you trust.Step 2: Switch to “Advanced” tab and uncheck “Set Hosts to Cydia on Exit” option.Step 3: Click on “Apply Changes”, followed by restarting your PC or Mac. You should now be able to successfully restore or update your i Phone to i OS 4.3.3 firmware.Temporarily, you can fix this by removing Cydia’s SHSH caching server from your host file.This can either done manually by removing Cydia’s IP address from your system’s host file, or by simply using Tiny Umbrella, instructions for which are as follows: Step 1: Download the latest version of Tiny Umbrella for Windows or Mac.If you know you’re using the proper i Tunes and i OS version and you’re familiar with editing a hosts file, just throw # in front of the “74.2 gs.apple.com” entry and you’ll be good to go.