Hi Pilates-Contrology,
I have iphone 4S and have the same problem, i unistall itune twice and restart the PC sevelar times, i did as you wrote but NON of them helped
My iPhone still stuck on Syncing and Backing up (Step 2 of 4), or (Step 2 of 5) or even (Step 2 of 7), its been connected to pc for more than 5 hours. As well as removing the iphone the cycle sign from the iphone doesnt dissapere unless i restarted the iphone
As well i cont add music to my iphone coz it allways going for backing up and stucks.
Need urgent help.
Thanks.