These are instructions on how to jailbreak your iPhone 3.0 iPhone firmware using RedSn0w for Windows.
This tutorial can be used to jailbreak before applying the UltraSn0w unlock.
Step One
Create a folder on your desktop called Pwnage
Download RedSn0wfrom
here and place it in the Pwnage folder. Likewise, download the latest 3.0 firmware from below and place it in the same folder.
Extract the RedSn0w zip file to the Pwnage folder.
Step Two
Connect your iPhone to the computer and launch iTunes.
Select your iPhone from the list of devices on the left. Now hold down shift and click the
Restore button. Restore is preferred as it won't create any wasted space on your iPhone.
Navigate to the Pwnage folder on your desktop and select the firmware ipsw. Click the Open button to continue.
Step Three
Once iTunes has finished updating your iPhone to the desired firmware you may launch
redsnw0w.exe from the Pwnage folder on your desktop.
Step Four
Once RedSn0w opens click the
Browse button
Step Five
Select the firmware ipsw we placed in the Pwnage folder on our desktop then click
Open
Step Six
Once the firmware has been verified click the
Next button to continue.
Step Seven
Make sure
Cydia is selected and click the
Next button.
Step Eight
Please plug your iPhone into the computer and make sure its OFF then click the
Next button
Step Nine
RedSn0w 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.
Release the
Power button and continue holding the
Home button until RedSn0w detects the device.
Step Ten
Your iPhone will now reboot
Step Eleven
RedSn0w will then begin uploading the new RAM Disk.
Step Twelve
Once this is complete you will be notified that RedSn0w is done. Click the
Finish button.
When your iPhone finishes reboot (5 minutes or so). It will be jailbroken with Cydia on the SpringBoard.
