Product Supporter
May 2, 2011
Step One
Download BBUpdaterExtreme from here and save it to your desktop.

Step Two
Launch the WinSCP application from your Start Menu programs.

Step Three
Make sure you iPhone is connected to the same wireless network as your computer and determine its IP Address Address using these instructions.

Step Four
WinSCP will ask you to input your login information. Enter the IP Address Address you just retrieved in Step Three as the Host Name, root as the username and alpine as the password. Click the Login button to continue.

If prompted to add the host key to the cache click the Yes button.

Step Five
WinSCP will now display two file trees. The one on the left is your local computer and the one on the right is your iPhone.

Navigate to your desktop using the left file tree and navigate to the /bin directory using the right file tree.

Step Six
Drag the BBUpdateExtreme file from the left panel to the right panel.

Step Seven
Select Open Terminal from the Commands menu.

Step Eight
Input the following commands into the Terminal window and click the Execute button after each.

cd /bin

chmod 755 BBUpdaterExtreme

launchctl unload /System/Library/LaunchDaemons/com.apple.CommCenter.plist

Step Nine
Your iPhone will now loose its network connections. Launch Mobile Terminal from the iPhone SpringBoard.

Step Ten
Type su into the terminal window. When asked for a password input alpine as the password.

Step Eleven
Now input BBUpdaterExtreme queryversion to get the bootloader version of your iPhone. It will look something like Boot Loader Version: ICE2_BOOT_05.08_G2M3S2