There'll be probably plenty of other relevant links on the subject. I found the solution in the comments. tl;dr: 1. open iTunes but switch the iPhone off 2. ho

There'll be probably plenty of other relevant links on the subject. I found the solution in the comments. tl;dr: 1. open iTunes but switch the iPhone off 2. hold down the home button, plug the cable (the iPhone starts, but keep holding the home button down) 3. follow instructions in iTunes Hope this helps, I was unaware of the subtle details in step 2 ;)