Updating firmware on unlocked iphone
It is the fastest way to get a response from us or someone from the community.This is a complete tutorial to unlock your i Phone 3G baseband with Ultrasn0w in order to use any Sim card on your mobile.
If not, please use Pwnage Tool (Mac OSX) or Sn0wbreeze (Windows) to create and install an i OS4.2.1 custom firmware, and then proceed.
ANSWERS: If you need help with this tutorial please post a question in the comments or submit a question to the i Clarified community using our Answers section.
If you’ve a jailbroken i Phone, i Pad or i Pod touch, and trying to update it to i OS 8 using OTA update, then you are probably seeing the “Checking for Update” screen as you can see above.
Step 7: If you get a popup message informing you that i Tunes will update your i Phone/i Pad/i Pod touch to i OS 8.0 and will verify with Apple. Step 8: It will then show you the release notes for i OS 8. Then click on the Agree button for the terms and conditions.
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).
Step Two Right click or control click the Red Sn0w application that you extracted in Step One and click Run as Administrator from the popup menu that appears. Step Seven You will be asked if you would like to Prevent baseband update. Step Eight You will be told that Pwned DFU mode is required. Step Nine Connect your i Phone to the computer, turn it off, and click Next Step Ten Red Sn0w will now guide you through the steps to get into DFU mode. Hold down both the Home button and the Power button for 10 seconds.