I was asked to download new Itunes version and now cannot sync, device not recognized
Downloaded newest version of Itunes a day ago, now Itunes does not recoginize my Ipod touch. Sync is faded and will not click
iPod touch, Windows 8
Try
iOS: Device not recognized iniTunesfor Windows
I would start with
New cable and different USB port?
Runs this and see if the results help with determine the cause
iTunesfor Windows: Device Sync Tests