These are instructions on how to enable support for carrier bundles in iTunes 8.2 for Windows.

You'll notice if you try to update your iPhone carrier settings using the final version of iTunes 8.2 the .ipcc files are greyed out. In order to re-enabled access to these files you will need to follow the simple steps below.

Step One
Quit iTunes


Step Two
Press Windows Key + R to open the run dialog. Enter in cmd then click OK


Step Three
Enter the following command into the Command Prompt window.

"C:\Program Files\iTunes\iTunes.exe" /setPrefInt carrier-testing 1




Step Four
Connect your iPhone and click to launch iTunes from your Start Menu.


Step Five
Select your iPhone from the list of devices on the left then hold down the Shift key and click the Check for Updates button.



Step Six
Notice you can now select your .ipcc file as it is not greyed out.