How to Stop an App Download / Install in iOS 4.3
STEP 1. Simply tap and hold any icon to enter Jiggly mode.
STEP 2. Now you have to tap on the X badge in the top left corner of the app icon.
STEP 3. Now you will be able to see a pop up. Simply tap on delete button to confirm the delete.
That’s it. In this way you can stop an app download or install in iOS 4.3. You don’t need to wait for the install to finish. If you found any difficulty in following the above steps then feel free to ask in the comment section below.