iphone disabled connect itunes

Keeping in mind that if you don't have a backup all data will be lost on your device (except those that you eventually synced to iCloud), pay attention to the specific gestures that you need to perform while connecting your iPhone to the computer running the latest iTunes version, and follow these instructions:--> If you forgot the passcode on your iPhone, or your iPhone is disabled

or watch this support video:

https://www.youtube.com/watch?v=7s8-zLG9ySQ

Regards

Giulio